FENDT 916 Vario, 920, 924, 926, 930 Fault Codes tables

Service technicians have no problem recognising breakdowns and carrying out machine diagnostics, FENDT 916 Vario, 920, 924, 926, 930 Fault Codes tables, plus they are familiar with equipment from a variety of manufacturers.

FENDT 916 Vario, 920, 924, 926, 930 general fault codes

Fault code	Cause	Effect and remedy
0.0.11	Data transfer from	No forward/reverse indicator,
0.0.12	Tractor electronic system for	4-WD, diff. lock and
0.0.13	instrument cluster inoperative.	Front/rear PTO speed.
0.0.14
0.0.15
0.0.16
0.0.17
0.0.18
0.0.1A
0.0.20
0.0.1B	Variotronic Ti data transfer faulty.	Auxiliary operation.
0.0.1F	Joystick data transfer faulty.	Valves, electronic accelerator, transmis- sion functions not functioning.
0.1.50	Combination instrument not programmed.	Programme combination instrument.
0.1.51	Engine oil pressure sensor faulty.	No more monitoring of engine oil pres- sure.
0.1.54	Sensor for compressed air sup- ply is faulty.	Display no longer valid.
0.1.55	Hydraulic oil supply sensor faulty.	No monitoring of hydraulic oil level.
0.1.56	Engine temperature sensor faulty.	Engine temperature is not monitored.
0.1.57	Charge air temperature sensor.	No monitoring of intercooler temperature.
0.1.59	Sensor for fuel supply faulty.	No monitoring of fuel supply indicator.

Electronic engine control

Fault code	Cause	Effect and remedy
1.1.01	EDC control unit line disconti- nuity.	Normal operation – fault indication.
1.1.03	Foot throttle potentiometer plausibility error.	Accelerator pedal mode not functioning.
1.1.04	Tractor Management System (TMS) checksum error.	Tractor Management System (TMS) not functioning, EOL programming.
1.1.05	Engine configuration could not be read by the electrical engine control module.	Tractor Management System (TMS) not operational.
1.1.7 E	FENDT control unit, line dis- continuity.	Loss of enhanced features, only foot throttle available.
1.1.7F	Hand throttle memory buttons faulty.	Loss of enhanced features, only foot throttle available.
1.1.9 E	Operating console, line discon- tinuity.	Loss of enhanced features, only foot throttle available.
1.1.9F	Operating console, line discon- tinuity.	Loss of enhanced features, only foot throttle available.
1.1.A0	Connection to EDC control unit, EDC control unit faulty.	Normal operation – fault indication.
1.1.A1	FENDT control module to EDC control module connection faulty.	Reduced engine power.

Fault code	Cause	Effect and remedy
1.1.BO	Communication driver initialisa- tion error; limited CAN bus communication.	EOL programming.
1.1.EO	Calibrated values from manual throttle rotary control incorrect.	Manual throttle rotary control calibration.

Electronic engine control

Fault code	Cause	Effect and remedy
1.2.13	Battery voltage too low.	Reduced engine operation.
1.2.17	Engine overspeed.	After the overspeed is left, normal opera- tion.
1.2.18	Start of injection incorrectly set.	Reduced end speed, reduced engine power. Check fuel system.
1.2.1A	Needle movement sensor in- correct values.	Engine control changed.
1.2.9B	Solenoid valve has incorrect values.	Reduced end speed, reduced engine power.
1.2.1E	Injection pump.	Reduced speed, reduced engine power.
1.2.1F	Engine control unit or connec- tion interrupted.	Auxiliary operation.
1.2.21	FENDT control module to transmission bus connection in- terrupted.	Optimum engine control not possible.
1.2.23	FENDT control module to EDC control module connection in- terrupted.	Loss of enhanced features, only foot throttle available.
1.2.25	Main relay does not open.	Battery is discharged.
1.2.2A	FENDT control module to EDC control module connection interrupted.	Normal operation – fault indication.
1.2.2B	FENDT control module to EDC control module connection in- terrupted.	No control of engine brake.
1.2.2C	FENDT control unit connection to engine brake interrupted.	No control of engine brake.
1.2.2D	FENDT control module to EDC control module connection in- terrupted.	Loss of enhanced features, only foot throttle available.
1.2.2 E	FENDT control module to EDC control module connection interrupted.	Optimum engine control not possible.
1.2.38	Control unit.	Reduced speed, reduced engine power.
1.2.42	Injection pump.	Reduction in power.
1.2.46	Control unit.	Loss of enhanced features, only foot throttle available.
1.2.81	Pedal position sensor signal wrong.	Normal operation – fault indication.
1.2.82	Injection pump, supply of flow.	Engine cuts out, engine does not start.
1.2.84	Engine speed sensor, control module.	Reduced speed, reduced engine power.
1.2.85	Boost pressure sensing device.	Reduced engine power.
1.2.87	Temperature sensor (coolant), control module.	Reduced engine power.
1.2.89	Injection pump.	Engine does not start.
1.2.91	rpm sensor.	Reduced speed, reduced engine power.
1.2.92	Injection pump, engine control module.	Reduced end speed, reduced engine power.

Fault code	Cause	Effect and remedy
1.2.96	Control unit.	Engine cuts out.
1.2.99	Control unit to injection pump connection is interrupted.	Reduced speed, reduced engine power.
1.2.A2	Engine control unit or injection pump.	Reduced speed, reduced engine power.
1.2A6	Engine control unit or injection pump.	Reduced speed, reduced engine power.
1.2.A8	Engine control unit has wrong value.	Normal operation – fault indication.
1.2.A9	Injection pump.	Reduced end speed, reduced engine power.
1.2.B1	Control unit to injection pump connection is interrupted.	Reduced speed, reduced engine power.
1.2.B2	Control unit, injection pump.	Reduced speed, reduced engine power.
1.2.B3	Interrupted power supply.	Engine stops, engine does not start.
1.2.B4	Control unit to injection pump connection is interrupted.	Loss of enhanced features, only foot throttle available.
1.2.B5	Control unit, injection pump.	Reduced speed, reduced engine power.
1.2.B6	Control unit, injection pump.	Reduced speed, reduced engine power.
1.2.B7	Engine speed sensor.	Reduced speed, reduced engine power.
1.2.B9	Control unit, injection pump.	Engine stops.
1.2.C1	Pump control unit faulty.	Engine goes into idle.
1.2.C3	EDC control module – pump controller connection interrup- ted.	Engine goes into idle.
1.2.C4	Injection pump.	Engine goes into idle.
1.2.C5	Stop solenoid valve.	Reduced speed, reduced engine power.
1.2.C7	Injection pump, fuel lines faulty.	Engine stops. Check fuel system.
1.2.C8	Control unit, needle movement sensor, boost pressure sensor.	Engine stops.
1.2.C9	Injection pump.	Normal operation – fault indication.
1.2.CA	Injection timing mechanism va- lues not within tolerance.	Reduced rpm, reduced engine power. Check fuel system.
1.2CB	Control unit to injection pump connection is interrupted.	Loss of enhanced features, only foot throttle available.
1.2.CD	Injection pump.	Reduced speed, reduced engine power.
1.2.DE	Control unit.	Loss of enhanced features, only foot throttle available.
1.2.EO	EDC control unit not connec- ted.	Normal operation – fault indication.
1.2.E1	PTO rpm or speed signal incor- rect.	Normal operation – fault indication.

Implement control

Fault code	Cause	Effect and remedy
2.1.EO	CAN communication E-Box – CAN joystick defective.	Implements can no longer be controlled using the joystick.
2.1.EE	LBS job computer inoperative.	Check CAN bus system for implement control.
2.1.EF	Error message from mounted implement.	Refer to implement manufacturer’s ma- nual.

Operating console

Fault code	Cause	Effect and remedy
3.1.01
3.1.02
3.1.03
3.1.04	Programming error.	Call workshop.
3.1.05
3.1.06

Transmission

Fault code	Cause	Effect and remedy
4.1.01	Joystick acceleration switch I-IV faulty.	Auxiliary operation.
4.1.04	Clutch pedal potentiometer faulty.	No monitoring of transmission ratios.
4.1.05	Pressure sensor II defective.	Reduced comfort.
4.1.06	Accelerator rotary control faulty.	Load limit control not functioning.
4.1.07	High-pressure sensor faulty.	Peak loads in the transmission are no longer monitored.
4.1.08	Operating range I/II analogue device (function angle device) faulty.	Operating range switching I/II not opera- tional.
4.1.20	Accelerator cancellation rotary control incorrectly calibrated or not calibrated.	Accelerator mode not working.
4.1.21	Reverse mode switch is defec- tive.	Reverse mode operation and accelerator mode no longer possible.
4.1.22	Accelerator cancellation rotary control faulty.	Restriction in operation of accelerator mode.
4.1.23	Joystick signal Tempomat on faulty.	Auxiliary operation.
4.1.24	Hand brake switch faulty.	Hand brake automatic mode not working.
4.1.25	Joystick F-R quick reverse si- gnal faulty.	Auxiliary operation.
4.1.26	Joystick signal accelerator mode faulty.	Accelerator mode not working.
4.1.27	Armrest signal rapid reversal (F/R rocker) faulty.	Rapid reverse not working.
4.1.28	Track width adjustment faulty.	Auxiliary operation.
4.1.29	Joystick park position signal faulty.	Auxiliary operation.
4.1.2A	Bevel pinion rpm sensor direc- tion signal faulty.	Auxiliary operation.
4.1.2B	Driving mode I/II selection but- ton faulty.	Tractor remains in current dricing mode. No further selection until ignition ON/OFF.
4.1.2C	‘Neutral selection’ button faulty.	Auxiliary operation.
4.1.2D	Quick Reverse button (steering column) faulty.	Quick Reverse only available with the joystick.
4.1.2E	Joystick key ‘v+’ faulty.	Auxiliary operation.
4.1.2F	Joystick v- faulty.	Auxiliary operation.
4.1.31	Direction signal speed sensor for hydrostatic unit faulty.	Auxiliary operation.
4.1.32	Joystick activating button faulty.	Auxiliary operation.
4.1.42	Speed sensor hydrostatic unit faulty.	Auxiliary operation.

Fault code	Cause	Effect and remedy
4.1.44	Speed sensor engine 1 faulty.	Auxiliary operation.
4.1.45	Bevel pinion speed sensor faulty.	Auxiliary operation.
4.1.50	Transmission oil filter dirty.	Auxiliary operation.
4.1.53	Transmission oil temperature over 110°.	Damage to traction drive.
4.1.58	Slip values of transmission ra- tios beyond acceptable limits.	Occasional occurrences in extreme con- ditions have no effect. If the problem persists in normal conditions, contact the workshop immediately.
4.1.59	Emergency operation manually induced or by electrical activa- tion; emergency operation defective when operated non-ma- nually.	Fault code not in the memory.
4.1.61	Faulty activation of operating range I valve.	Auxiliary operation.
4.1.62	Faulty activation of operating range II valve.	Auxiliary operation.
4.1.63	Faulty activation of valve for mechanical speed limitation.	Max. speed 30 km/h only.
4.1.64	Faulty actuation of turboclutch valve.	Auxiliary operation.
4.1.65	Faulty activation of cardan brake.	Call workshop.
4.1.66	Faulty activation of cardan brake.	Call workshop.
4.1.67	Faulty activation of cardan brake.	Call workshop.
4.1.70	Tempomat cruise control 1 key faulty.	No Tempomat cruise control.
4.1.71	Tempomat cruise control 2 key faulty.	No Tempomat cruise control.
4.1.72	Filter contamination switch de- fective.	No monitoring of filter contamination.
4.1.73	Temperature output sensor faulty.	No temperature output monitoring.
4.1.74	Parking brake position recogni- tion switch faulty.	Hand brake position not detected, no hand brake automatic mode.
4.1.76	Engine brake switch faulty.	No engine brake function.
4.1.77	Joystick acceleration rate I-IV faulty.	Operation only possible in acceleration rate III.
4.1.78	Starting cut-out seat switch for accelerator mode faulty.	Selection of direction of travel is always deactivated in accelerator mode when vehicle stationary for 3 seconds.
4.1.82	Plausibility error (engine speed) between hydrostatic unit speed sensor and bevel pinion speed sensor.	Auxiliary operation.
4.1.83	Plausibility error (direction) bet- ween hydrostatic unit speed sensor and bevel pinion speed sensor.	Auxiliary operation.
4.1.84	Plausibility error between the joystick controls (F/R, Tempo- mat cruise control).	Auxiliary operation.
4.1.85	Engine speed sensor I plausibi- lity error.	Auxiliary operation.

Fault code	Cause	Effect and remedy
4.1.86	Plausibility error between pres- sure sensor I and pressure sensor II.	Reduced comfort.
4.1.87	Plausibility error on F/R button on steering column.	No F/R function on steering column.
4.1.88	Plausibility error on ON/OFF button for accelerator pedal drive.	No function.
4.1.94	CAN communication E-Box and joystick faulty.	Joystick functions restricted. Call work- shop.

Transmission

Fault code	Cause	Effect and remedy
4.1.A0	Adjuster actuation faulty.	Auxiliary operation.
4.1.A1	Control unit mechanical stop defective.	Auxiliary operation.
4.1.A2	Faulty CAN bus connection to control unit.	Auxiliary operation.
4.1.A3	Control unit incremental sensor faulty / not plausible.	Auxiliary operation.
4.1.A4	Adjuster EST track signal faul- ty/missing.	Auxiliary operation.
4.1.A5	Adjuster reference not found.	Auxiliary operation.
4.1.A6	Incorrect control unit reference point during operation.	Auxiliary operation.
4.1.B0	Initialisation error on communi- cation driver. CAN bus commu- nication restricted.	Restricted operation.
4.1.B1	Fatal error range control with subsequent emergency operation (e.g. valve fault).	Auxiliary operation.
4.1.B2	Transmission ratio limiting faulty.	EOL programming.
4.1.B3	Quick Reverse acceleration rate parameters out of tolerance.	EOL programming.
4.1.B4	Engine speed sensor I plausibi- lity error.	EOL programming.
4.1.B5	Rapid reversing ramp parame- ter for Tractor Management System (TMS) checksum error.	Rapid reversing not operational in the Tractor Management System (TMS).
4.1.EO	Turboclutch characteristic faul- ty/incorrectly memorised.	EOL programming.
4.1.E1	Traction control pressure regu- lator parameter fault/read error.	EOL programming.
4.1.E2	Pressure regulator parameters in traction control are not plau- sible or read in incorrectly.	No traction control function.
4.1.E3	Accelerator checksum error.	EOL programming.
4.1.E4	Brake control checksum error.	EOL programming.
4.1.E9	Values of operating range shift II-I not within tolerance.	Only shift while at a standstill.
4.1.EA	Incorrect EOL programming.	Auxiliary operation.
4.1.EB	Range-change values out of to- lerance or range-change not calibrated.	Auxiliary operation.

Fault code	Cause	Effect and remedy
4.1.EC	Accelerator rotary control values not within tolerances or no calibration of accelerator rotary control.	Auxiliary operation.
4.1.ED	Clutch pedal potentiometer values out of tolerance or clutch not calibrated.	Auxiliary operation.
4.1.EE	Transmission characteristic values out of tolerance or no cali- bration of transmission.	Auxiliary operation.
4.1.EF	Turboclutch values out of tolerance or no calibration.	Auxiliary operation.
4.1.FF	Error in transmission EST control unit.	Auxiliary operation.

Four-wheel drive and differential lock

Fault code	Cause	Effect and remedy
5.1.31	100% 4-WD button faulty.	‘4-WD automatic mode’ available only.
5.1.32	Key for automatic 4WD faulty.	‘100% 4-WD’ available only.
5.1.33	Faulty 4-WD clutch solenoid valve.	Function terminated, 4-WD engages.
5.1.34	Steering angle sensor 1 faulty.	4-WD / differential lock automatic mode Stop not functioning.
5.1.35	Steering angle sensor 2 faulty.	4-WD / differential lock automatic mode Stop not functioning.
5.1.51	100% differential lock button faulty.	Only ‘Differential lock automatic mode’ function available.
5.1.52	Key for automatic differential lock faulty.	‘100% differential lock’ is only function still available.
5.1.53	Differential lock solenoid actua- tion faulty.	End of function, differential lock not dis- engaging.
5.1.54	Left brake pedal switch faulty.	‘100% differential lock’ is only function still available.
5.1.55	Right brake pedal switch faulty.	‘100% differential lock’ is only function still available.

Suspension

Fault code	Cause	Effect and remedy
5.1.61	Front axle suspension position sensor faulty.	Front axle suspension does not function. Possible to continue without suspension.
5.1.62	Front axle suspension “Raise” solenoid actuation faulty.	Front axle suspension does not function. Possible to continue without suspension.
5.1.63	Incorrect activation of solenoid valve ‘lower’for front axle sus- pension.	Front axle suspension does not function. Possible to continue without suspension.
5.1.64	Front axle suspension on/off key defective.	Front axle suspension does not function. Possible to continue without suspension.
5.1.65	Lock front axle suspension key faulty.	Locking of front axle suspension no lon- ger possible.
5.1.6 E	No calibration of position sen- sor.	Front axle suspension does not function. Readjust position sensor.

Power lift and PTO automatic mode

Fault code	Cause	Effect and remedy
5.1.91	Joystick rear automatic mode on/off button faulty.	Rear automatic mode not working.
5.1.93	Joystick front automatic mode on/off button faulty.	Front automatic mode not functioning.
5.1.95	Joystick automatic mode stop button faulty.	Automatic mode cannot be switched on and off.

Hydraulic system (push button / flow controller)

Fault code	Cause	Effect and remedy
5.1.98	Control pump oil pressure mo- nitoring faulty.	Possible failure of work hydraulics.
5.1.99	Signal of flow control sensor disturbed or no oil pressure on the auxiliary pump.	Possible failure of auxiliary pump (con- stant displacement pump).

Other fault codes

Fault code	Cause	Effect and remedy
5.1.00	Control unit fault.	E-Box faulty.
5.1.8D	Checksum error. Old automatic mode configuration data.	Reduced comfort.
5.1.8F	Checksum error. Old automatic function sequential data.	Reduced comfort.
5.1.9A	Plausibility check error on flow controller with ignition ON and engine OFF.	No pressure monitoring.
5.1.9B	8 bar pressure switch faulty.	No pressure monitoring.
5.1.B0	Initialisation error on communi- cation driver. CAN bus commu- nication restricted.	EOL programming.
5.1.9E	Engine coolant level too low or empty.	Risk of engine damage. Once the war- ning has been confirmed, the error mes- sage is output every 120 sec. if the coo- lant has not be topped up.
5.1.9F	Engine coolant level sensor de- fective.	No coolant level monitoring.
5.1.FF	Comfort E-box no longer recei- ving CAN data for engine speed and PTO speed.	Various indicators no longer available or comfort E-box fails completely.

Rear PTO

Fault code	Cause	Effect and remedy
6.1.01	Button in cab faulty.	Does not function, PTO disengages.
6.1.02	Key on right mudguard faulty.	PTO can only be switched on/off with the cab button. Button must be pressed for at least 5 secs.
6.1.03	Button on left mudguard faulty.	PTO can only be switched on/off with the cab button. Button must be pressed for at least 5 secs.
6.1.04	PTO shaft clutch solenoid valve faulty.	Does not function, PTO disengages.

Fault code	Cause	Effect and remedy
6.1.05	PTO shaft rpm sensor faulty.	PTO can only be switched on/off with the cab button. Button must be pressed for at least 5 secs.
6.1.10	Speed sensor shaft faulty.
6.1.11	Automatic mode on operating console faulty.	Automatic mode is ended and PTO dis- engages.
6.1.15	Neutral speed selection key faulty.	Does not function, PTO disengages.
6.1.16	Selection range key 540 faulty.	No function of range selection key 540.
6.1.17	Setting 540E selection button faulty.	Setting 540E selection button does not function.
6.1.18	Speed selection key 1000 faulty.	No function of speed selection key 1000.
6.1.1A	Setting 540 valve faulty.	Does not function, PTO disengages.
6.1.1B	Control valve 540E faulty.	Does not function, PTO disengages.
6.1.1C	Control valve 1000 faulty.	Does not function, PTO disengages.
6.1.41	Cab button plausibility error.	Does not function, PTO disengages.
6.1.42	Right mudguard button plausi- bility error.	Does not function, PTO disengages.
6.1.43	Left mudguard button plausibi- lity error.	Does not function, PTO disengages.
6.1.45	PTO clutch rpm sensor plausi- bility error.	PTO can only be operated via keys inside the cab, key must be kept pressed for at least 5 secs.
6.1.50	Speed sensor PTO shaft plau- sibility error.	When engaging, the button must be pres- sed for at least 5 secs.
6.1.55	Plausibility error in speed se- lection key neutral.	Does not function, PTO disengages.
6.1.56	Plausibility error in speed se- lector key 540.	No function of 540 selection.
6.1.57	540E setting pre-selection but- ton plausibility error.	No function of 540E selection.
6.1.58	Plausibility error in speed se- lection key 1000.	No function of 1000 selection.
6.1.60	Plausibility error between PTO clutch rpm and PTO stub shaft speed.	Does not function, PTO disengages.
6.1.BO	Initialisation error on communication driver. CAN bus commu- nication restricted.	EOL programming.
6.1.C1	Switch-on speed not reached for PTO/power lift automatic mode.	Increase ground speed to more than 1 km/h.
6.1.EO	Checksum parameter current control for range shifting faulty.	EOL programming.
6.1.E1	Checksum PTO parameter faulty.	EOL programming.

Front PTO

Fault code	Cause	Effect and remedy
7.1.01	PTO key inside the cab faulty.	Does not function, PTO disengages.
7.1.04	Clutch operation solenoid faulty.
7.1.05	PTO shaft rpm sensor faulty.	To engage, the button must be pressed for at least 5 sec.
7.1.09	Automatic front PTO key on operating console defective.	Automatic mode is ended and PTO disengages.
7.1.41	Cab button plausibility error.	Does not function, PTO disengages.
7.1.C1	Switch-on speed not reached for PTO/power lift automatic mode.	Increase ground speed to more than 1 km/h.

EPC-C rear power lift

Fault code	Cause	Effect and remedy
8.3.11	Lift final stage defective.	Control is terminated and locked.
8.3.12	Lower final stage defective.	Control is terminated and locked.
8.3.14	Rear left ‘Lift’key is defective.	Control is terminated and locked.
8.3.15	Left rear “Lower” button faulty.	Control is terminated and locked.
8.3.16	V regulator less than 1 Volt.	Control is terminated and locked.
8.3.17	Battery voltage over 18 V.	Control is terminated and locked.
8.3.18	Rear right ‘Lift’ key is defective.	Control is terminated and locked.
8.3.19	Rear right ‘Lower’ key is defec- tive.	Control is terminated and locked.
8.3.22	Position sensor defective.	Control is terminated and locked.
8.3.23	Setpoint rotary control defec- tive.	Control is terminated and locked.
8.3.26	Faulty external sensor.	Control is terminated and locked.
8.3.31	Right draught sensing pin de- fective.	Control is continued
8.3.32	Left load sensor pin faulty.	Control is continued
8.3.33	Battery voltage less than 10.5 V.	Control is continued
8.3.40	Quick Lift switch faulty.	Raise and Lower only possible with the rear controls.
8.3.41	Fast feed-in button faulty.	Fast feed-in does not function.
8.3.42	Hitch button faulty.	Hitch key not functioning.
8.3.43	Automatic rear lifting gear key (control console) defective.	Automatic rear lifting gear key not opera- tional.
8.3.50	Warning, right load sensor pin overloaded.	Warning is not stored. Relieve drafting sensing pin of load.
8.3.51	Warning, left load sensor pin overloaded.	Warning is not stored. Relieve drafting sensing pin of load.

Front power lift

Fault code	Cause	Effect and remedy
9.1.50	Valve not registered on CAN- bus.	Valve actuation not possible.
9.1.5F	Incorrect messages sent on CAN bus. Electronics in valve faulty.	Valve goes into neutral position.
9.1.51	Electronics in valve faulty.	Valve goes into neutral position. Replace valve.

Fault code	Cause	Effect and remedy
9.1.52	Voltage in the valve less than 8 V.	Valve goes into neutral position.
9.1.53	Voltage in excess of 18 V.	Valve goes into neutral position.
9.1.54	Valve actuator falls short. Drops in control pressure or oil too viscous at low temperatures.	Valve goes into neutral position.
9.1.5A	Valve actuator goes too far.	Valve goes into neutral position.
9.1.5B	Floating position not reached.	Valve goes into neutral position.
9.1.5C	Manual actuation.	None.
9.1.55	High overvoltage over 45 V.	Valve goes into neutral position.
9.1.56	Final stage error (pilot control solenoid valve).	Valve goes into neutral position.
9.1.57	Position pickup sensor error.	Valve goes into neutral position.
9.1.58	Valve actuator does not return.	Valve slide jams.
9.1.59	Slide valve jams because of dirt.	Valve slide jams.
9.1.A0	No memorised values after engine re-start.	Reduced driving comfort.
9.1.A1
9.1.B0	Position sensor is not calibrated.	No position control possible.
9.1.B1	Position sensor transmits no values or wrong values.	No position control possible.
9.1.B2	Set point rotary control not cali- brated.	Setpoint values cannot be set.
9.1.B3	Setpoint potentiometer sends no values or incorrect values.	Setpoint values cannot be set.
9.1.C0	Operating console not availa- ble.	No automatic mode, no general locking.
9.1.C1	Automatic mode button faulty.	No automatic mode.
9.1.C2	Overall locking key faulty.	No overall locking of valves.
9.1.C3	Floating position button faulty.	No floating position.
9.1.C4	Front power lift Raise button faulty.	Front power lift cannot be raised properly.
9.1.C5	Front power lift ‘Lower’ faulty.	Front power lift cannot be lowered pro- perly.
9.1.C6	Possible fault on CAN bus to operating console.	Status changes cannot be detected. En- gagement/disengagement possibly being overridden.
9.1.C7
9.1.C8
9.1.C9
9.1.CA
9.1.D0	External Lift key faulty.	Front power lift cannot be lowered pro- perly.
9.1.D1	External Lower key faulty.	Front power lift cannot be lowered pro- perly.
9.1.D2	External key actuates twice or key sticks.	Front power lift cannot be lowered pro- perly.

Electric valves (oeprating console)

Fault code	Cause	Effect and remedy
A.1.C0	Control console not available, e.g. CAN-bus not connected.	No automatic mode. No general locking of valves.
A.1.C1	Automatic mode button faulty.	No automatic mode.
A.1.C2	Overall locking key faulty.	No overall locking of valves.
A.1.C3	Floating position button faulty.	No floating position.
A.1.C4	Timer function button faulty.	No timer function.
A.1.C5	Crossgate lever/joystick swit- chover button faulty.	Not possible to switch between crossgate lever operation and joystick operation.
A.1.C6	Operating console CAN bus faulty.	Change of status not detected. Switching on/off is ignored. Valve locked.
A 1.C7
A.1.C8
A.1.C9
A.1.CA
A.1.CB	CAN joystick not available.	Not possible to operate valves.
A.1.CC	E-Box and CAN joystick CAN connection faulty.	Limited operation of valves.

Electric valves (crossgate lever)

Fault code	Cause	Effect and remedy
A.1.B0	Crossgate lever not adjusted.	Valves cannot be actuated. Carry out ad- justment.
A.1.B1	Signal fault.	Valve position cannot be controlled pro- perly.
A.1.B2
A.1.B3
A.1.B4
A.1.B5	Crossgate lever recognition of centre position faulty.	Valve position cannot be operated accu- rately. Calibrate.

Electric valves (buttons / switches)

Fault code	Cause	Effect and remedy
A.1.FA	External valve actuation. Spool valve external pushbutton for rear LIFT faulty.	Rear external controls not working.
A.1.FB	External valve actuation. Spool valve external pushbutton for rear LOWER faulty.	Rear external controls not working.
A.1.FC	External valve actuation. Spool valve external pushbutton rear actuates twice or pushbutton is faulty.	Change controls or exchange keys.
A.1.D1	Valve 3, signal disturbed or faulty valve.	‘Lift’ and/or ‘Lower’ valve 3 faulty.
A.1.D3	Valve 4, signal disturbed or faulty valve.	‘Lift’ and/or ‘Lower’ valve 4 faulty.
A.1.D4	Faulty solenoid switch for re- lease of external controls of standard front power lift.	Position of shutoff cock for front power lift cannot be detected.
A.1.D5	External front power lift ‘Lower’ button faulty.	Front power lift cannot be lowered pro- perly.

Fault code	Cause	Effect and remedy
A.1.D6	External front power lift ‘Raise’ button faulty.	Front power lift cannot be raised properly.
A.1.D7	Hydraulic oil level sensor faulty.	Hydraulic oil level no longer monitored.
A.1.D9	Hydraulic tank is empty.	Possible damage to pump or undesired valve responses.
A.1.DA	Kickout push button faulty.	No Kickout function.
A.1.DB	Hydraulic oil characteristic not plausible.	Incorrect display of hydraulic oil supply. Reprogramme EOL.
A.1.DC	Priority volume of hydraulic oil greater than pump volume.	Reduce priority hydraulic oil quantity.
A.1.DD	Front external key actuates twice or key sticks.	Front power lift cannot be lowered pro- perly.

Electrical valves (valve 1)

Fault code	Cause	Effect and remedy
A.1.10	Valve not registered on CAN bus.	Valve actuation not possible.
A.1.1F	CAN-BUS error, valves.	Valves locked.
A.1.11	Electronics in valve faulty.	Valve goes into neutral position.
A.1.12	Voltage in the valve less than 8 Volt.	Valve goes into neutral position.
A.1.13	Voltage in excess of 18 V.	Valve goes into neutral position.
A.1.14	Valve actuator falls short.	Valve goes into neutral position.
A.1.1A	Valve actuator goes too far.	Valve goes into neutral position.
A.1.1B	Floating position not reached.	Valve goes into neutral position.
A.1.1C	Manual actuation.
A.1.15	High overvoltage over 45 V.	Valve goes into neutral position.
A.1.16	End stage error (end stage for pilot control solenoid).	Valve goes into neutral position.
A.1.17	Position pickup sensor error.	Valve goes into neutral position.
A.1.18	Valve actuator does not return to neutral position.	Valve remains set.
A.1.19	Valve actuator not in neutral po- sition when switched on.	Valve remains set.

Spool valves (valve 2)

Fault code	Cause	Effect and remedy
A.1.20	Valve not registered on CAN bus.	Valve actuation not possible.
A.1.2F	CAN-BUS error, valves.	Valves locked.
A.1.21	Electronics in valve faulty.	Valve goes into neutral position.
A.1.22	Voltage in the valve less than 8 Volt.	Valve goes into neutral position.
A.1.23	Voltage in excess of 18 V.	Valve goes into neutral position.
A.1.24	Valve actuator falls short.	Valve goes into neutral position.
A.1.2A	Valve actuator goes too far.	Valve goes into neutral position.
A.1.2B	Floating position not reached.	Valve goes into neutral position.
A.1.2C	Manual actuation.
A.1.25	High overvoltage over 45 V.	Valve goes into neutral position.
A.1.26	End stage error (end stage for pilot control solenoid).	Valve goes into neutral position.
A.1.27	Position pickup sensor error.	Valve goes into neutral position.
A.1.28	Valve actuator does not return to neutral position.	Valve remains set.
A.1.29	Valve actuator not in neutral po- sition when switched on.	Valve remains set.

Spool valves (valve 3)

Fault code	Cause	Effect and remedy
A.1.30	Valve not registered on CAN bus.	Valve actuation not possible.
A.1.3F	Valve CAN BUS error.	Valves locked.
A.1.31	Electronics in valve faulty.	Valve goes into neutral position.
A.1.32	Voltage in the valve less than 8 Volt.	Valve goes into neutral position.
A.1.33	Voltage in excess of 18 V.	Valve goes into neutral position.
A.1.34	Valve actuator falls short.	Valve goes into neutral position.
A.1.3A	Valve actuator goes too far.	Valve goes into neutral position.
A.1.3B	Floating position not reached.	Valve goes into neutral position.
A.1.3C	Manual actuation.
A.1.35	High overvoltage over 45 V.	Valve goes into neutral position.
A.1.36	End stage error (end stage for pilot control solenoid).	Valve goes into neutral position.
A.1.37	Position pickup sensor error.	Valve goes into neutral position.
A.1.38	Valve actuator does not return to neutral position.	Valve remains set.
A.1.39	Valve actuator not in neutral po- sition when switched on.	Valve remains set.

Spool valves (valve 4)

Fault code	Cause	Effect and remedy
A.1.40	Valve not registered on the CAN bus.	Valve actuation not possible.
A.1.4F	CAN-BUS error, valves.	Valves locked.
A.1.41	Electronics in valve faulty.	Valve goes into neutral position.
A.1.42	Voltage in the valve less than 8 Volt.	Valve goes into neutral position.
A.1.43	Voltage in excess of 18 V.	Valve goes into neutral position.
A.1.44	Valve actuator falls short.	Valve goes into neutral position.
A.1.4A	Valve actuator goes too far.	Valve goes into neutral position.
A.1.4B	Floating position not reached.	Valve goes into neutral position.
A.1.4C	Manual actuation.
A.1.45	High overvoltage over 45 V.	Valve goes into neutral position.
A.1.46	End stage error (end stage for pilot control solenoid).	Valve goes into neutral position.
A.1.47	Position pickup sensor error.	Valve goes into neutral position.
A.1.48	Valve actuator does not return to neutral position.	Valve remains set.
A.1.49	Valve actuator not in neutral po- sition when switched on.	Valve remains set.

Electric valves (E-box)

Fault code	Cause	Effect and remedy
A.1.A0	EEPROM error.	Loss of enhanced features when opera- ting valves.
A.1.A1
A.1.A2	More valves connected than are registered through end-of-line programming. Undertake programming.	Not all valves can be operated.
A.1.FO	Valve control for the switching of the pilot control of all electri- cal valves with front power lift faulty.	All valves go into neutral position.
A.1.F1	Valve control for the heating of all electrical valves with front power lift faulty.	Reduced operation in cold conditions.
A.1.F2	Valve control for switching the pilot control of all spool valves with front power lift faulty.	Call workshop.
A.1.F3	Valve control for switching the pilot control of all spool valves with front power lift has inter- rupted supply line.	Call workshop.

FAULTS AND REMEDIALACTIONS

Variotronic Ti

Fault code	Cause	Effect and remedy
B.1.11	Electrical fault, automatic mode.	Call workshop.
B.1.12	Electrical fault, terminal.	Call workshop.
B.1.21	Communications error, internal communication.	Call workshop.
B.1.22	Communications error between terminal and Variotronic Ti.	Call workshop.
B.1.23	Communications error between control console and Variotronic Ti.	Call workshop.
B.1.24	Communications error between joystick and Variotronic Ti.	Call workshop.
B.1.41	Communications error, internal communication.	Call workshop.
B.1.42	Communications error between terminal and Variotronic Ti.	Call workshop.
B.1.43	Communications error between control console and Variotronic Ti.	Call workshop.
B.1.44	Error counter between joystick and Variotronic Ti.	Call workshop.
B.1.BO	Error reader Variotronic Ti.	Call workshop.
B.1.B4	Error in the memory function.	Restart tractor. If error is still there, con- sult workshop.

The diagnosis tool FENDT 916 Vario, 920, 924, 926, 930 Fault Codes tables for trucks provides different possibilities such as information on the use and location of the connectors, detection and description of errors, activation of the fan, compression test and other components, system data information and more.