Service technicians have no problem recognising breakdowns and carrying out machine diagnostics, DAF Trucks Fault Codes ECAS-2, ECAS-3 DTC, plus they are familiar with equipment from a variety of manufacturers.
DAF Trucks NV is a leading commercial vehicle manufacturer in Europe, offering a complete range of trucks: the DAF Euro 6 XF, CF and LF series.
DAF Trucks Fault Codes ECAS-2 DTC
DAF LF45 LF55 CF65 CF75 CF85 XF95 Trucks Fault Codes DTC
01 Internal fault in the ECAS-2 as a result of the electronic unit incorrect programming of parameters
– No additional system constraints
02 Internal fault in the ECAS-2 as a result of the electronic unit Gauge height sensor data
– No additional system constraints
03 Internal fault in the ECAS-2 as a result of the electronic unit ROM memory failure
– No additional system constraints
04 Internal fault in the ECAS-2 as a result of the electronic unit Information Wabco
– No additional system constraints
05 Internal fault in the electronic unit EU AS-2 due failure height calibration parameters of the sensor data
– No additional system constraints
06 Internal fault in the electronic unit EU AS-2 due failure of RAM
– No additional system constraints
08 Internal fault in the electronic unit EU AS-2 due Gauge pressure sensor data
– No additional system constraints
09 Faulty solenoid valve supply voltage failure on the output of the electronic control unit 1:
– Open circuit in 1117
– Blown fuse (E051)
– Lack of control chassis height of rear axles
– Do not be achieved for the driving height
10 Faulty right rear axle height sensor Failure supply voltage:
– Fault height sensor (F613)
– Open circuit or short to ground height sensor (F612 + F613) at the terminals 8 and 25, the electronic control unit
– Open the connection to ground height sensor (F612 + F613)
– Do not be achieved for the driving height
– Chassis height is controlled partially or not implemented at all
– The difference in height on the left and right sides
11 Faulty left rear axle height sensor Failure supply voltage:
– Fault height sensor (F612)
– Open circuit or short to ground height sensor (F612 + F613) at the terminals 8 and 25, the electronic control unit
– Open the connection to ground height sensor (F612 + F613)
– Do not be achieved for the driving height
– Chassis height is controlled partially or not implemented at all
– The difference in height on the left and right sides
12 Malfunction of the front axle height sensor Failure supply voltage:
– Fault height sensor (F614)
– Open circuit or short circuit to supply the height sensor power supply (F614) at terminal 26 the electronic control unit
– Open the connection to the height of the sensor mass (F614)
– Do not be achieved for the driving height
– Chassis height is controlled partially or not implemented at all
– Do not operate the chassis front axle height
16 Short circuit to supply the slave axis pressure sensor power supply at the terminals 5 and 6, the electronic control unit
17 Short circuit to supply the slave axis pressure sensor power supply at the terminals 5 and 6, the electronic control unit
20 Short circuit to earth right rear axle height sensor (F613) at the terminals 8 and 25, the electronic control unit:
– Fault height sensor (F613)
– The difference in height on the left and right sides
– Do not be achieved for the driving height
– Do not operate the chassis rear axle height
21 A short to ground left rear axle height sensor (F612) at the terminals 8 and 25, the electronic control unit:
– Fault height sensor (F612)
– The difference in height on the left and right sides
– Do not be achieved for the driving height
– Do not operate the chassis rear axle height
22 A short to ground height sensor front axle (F614) on the electronic control unit output 26:
– Fault height sensor (F614)
– Do not operate the chassis front axle height
26 Open or short circuit in the pressure sensor of the driven axle weight:
– Blown fuse (E062)
– Short-circuit to ground at terminal 5 or 6, the electronic control unit
– Open on pin 5 or 6, the electronic control unit
– Open circuit at terminal 1 of the pressure sensor (F615)
– Open the connection on the pressure sensor mass (F615)
– Lack of communication with the diagnostic equipment
– Do not turn on the lamp EU AS
27 Open or short to ground Slave bridge pressure sensor
– Blown fuse (E062)
– Short-circuit to ground at the terminals 5 and 6, the electronic control unit
– Open circuit at the terminals 5 and 6, the electronic control unit
– Open the compound pressure sensor 1 (F615)
– Open the connection on the pressure sensor mass (F615)
– Lack of communication with the diagnostic equipment
– Not carried out of the rear axle height chassis- management has no control over the rear axle chassis height
– Not carried high chassis management
– Do not be achieved for the driving height
– Do not operate the chassis front axle height thirty
Open or short circuit in the power supply ventilation / bleed valve
– Internal valve fault (V253)
– Blown fuse (E051)
– Open circuit at terminal 1 of the electronic control unit
– Open or short circuit in the power supply at terminal 15 ECU
– Do not operate the chassis rear axle height
– Not carried high chassis management
– Do not be achieved for the driving height
– Do not operate the chassis front axle height
31 Open or short circuit in the power supply left ECAS valve slave bridge:
– Internal valve fault (V253)
– Open circuit at terminal 1 of the electronic control unit
– Open or short circuit in the power supply at terminal 13 ECU
– Do not operate the chassis rear axle height
– Not carried high chassis management
– Do not be achieved for the driving height
32 Open or short circuit in the power supply right ECAS valve slave bridge:
– Internal valve fault (V253)
– Open circuit at terminal 1 of the electronic control unit
– Open or short circuit in the power supply at terminal 31 ECU
– Do not operate the chassis rear axle height
– Not carried high chassis management
– Do not be achieved for the driving height
33 Open or short circuit in the power supply of ECAS valve driven axle (intake air):
– Blown fuse (E051)
– Open circuit at terminal 1 of the electronic control unit
– Open or short circuit in the power supply to the terminal 12 ECU
– Not carried high chassis management
– Do not be achieved for the driving height
– Do not raised / not driven by the bridge falls
34 Open or short circuit in the power supply of ECAS valve driven axle (exhaust air):
– Blown fuse (E051)
– Open circuit at terminal 1 of the electronic control unit
– Open or short circuit in the power supply at terminal 30 ECU
– Do not be achieved for the driving height
– Not carried high chassis management
– Do not raised / not driven by the bridge falls
– Do not operate the chassis rear axle height
35 Post DTC missing
36 Open or short circuit in the power supply of ECAS valve of the front axle (exhaust air):
– Blown fuse (E051)
– Open or short circuit in the power supply at terminal 11 ECU
– Do not operate the chassis front axle height
– Do not be achieved for the driving height
– Not carried high chassis management
– Height of the front axle the chassis varies with altitude rear axle
37 Post DTC missing
40 Short circuit to earth ventilation / bleed valve
– Internal valve fault (V253)
– Short-circuit to ground at pin 15 of the electronic control unit
– Do not operate the chassis rear axle height
– Do not operate the chassis front axle height
41 Short circuit to earth left ECAS valve driven axle (V253):
– Internal valve fault (V253)
– Short-circuit to ground at pin 13 of the electronic unit management
– Do not operate the chassis rear axle height
42 Short circuit on the right of the valve mass ECAS Slave bridge (V253):
– Internal valve fault (V253)
– Short-circuit to ground at pin 31 of the electronic control unit
– Do not operate the chassis rear axle height
43 Short circuit on weight lifting valve driven axle (V253)
A short to ground in the output of the electronic control unit 12
– Do not raised / not driven by the bridge falls
44 Short circuit on the valve lower the weight of the driven axle (V253)
A short to ground in the output of the electronic control unit 30
– Do not raised / not driven by the bridge falls
45 Post DTC missing
46 Short circuit on the AS EU valve weight of the front axle (166)
– Internal valve fault (V253)
– Short to ground in the withdrawal of 11 ECU
– Do not operate the chassis front axle height
47 Short circuit on the weight of the valve ESAS (D802):
– Internal valve fault (D802)
– Requires calibration
50 Error message when you lift the rear of the bridge, on the right:
– Mechanical failure ECAS valve (V253)
– Internal height sensor fault (F613)
– Mechanical failure height sensor (F613)
– Open the connection on the EU AS valve mass (V253)
– Open circuit at pin 15 of the electronic control unit
– The error message occurs only when the active ECAS
– The difference in height on the left and right sides
– Do not be achieved for the driving height
– Do not operate the chassis rear axle height
51 Error message when you lift the rear of the bridge, on the left:
– Mechanical failure of the EU valve AS (V253)
– Internal height sensor fault (F612)
– Mechanical failure height sensor (F612)
– Open the connection on the EU AS valve mass (V253)
– Open circuit at pin 15 of the electronic control unit
– The error message occurs only when the active ECAS
– The difference in height on the left and right sides
– Do not be achieved for the driving height
– Do not operate the chassis rear axle height
52 Error message when lifting the front axle:
– Mechanical failure of EU AS valve (166)
– Internal height sensor fault (F614)
– Mechanical failure height sensor (F614)
– Open the connection on the EU AS valve weight (166)
– Open circuit at pin 15 of the electronic control unit
– Do not operate the chassis front axle height
– The error message occurs only when the active ECAS
– Not carried high chassis management
60 Error message when lowering the rear axle, right:
– Mechanical failure ECAS valve (V253)
– Internal height sensor fault (F613)
– Mechanical failure height sensor (F613)
– Open the connection on the EU AS valve mass (V253)
– Open circuit at pin 15 of the electronic control unit
– The error message occurs only when the active ECAS
– The difference in height on the left and right sides
– Do not be achieved for the driving height
– Do not operate the chassis rear axle height
61 Error message when lowering the rear axle, left:
– Mechanical failure of the EU valve AS (V253)
– Internal height sensor fault (F612)
– Mechanical failure height sensor (F612)
– Open the connection on the EU AS valve mass (V253)
– Open circuit at pin 15 of the electronic control unit
– The error message occurs only when the active ECAS
– The difference in height on the left and right sides
– Do not be achieved for the driving height
– Do not operate the chassis rear axle height
62 Error message when lowering the front axle:
– Mechanical failure of EU AS valve (166)
– Internal height sensor fault (F614)
– Mechanical failure height sensor (F614)
– Open the connection on the EU AS valve weight (166)
– Do not operate the chassis front axle height
– The error message occurs only when the active ECAS
– Not carried high chassis management
80 Internal software failures Wabco
81 No speed signal
– Open circuit or short circuit to supply power at terminal 22 the electronic control unit
– No significant system constraints
DAF LF, CF, XF ECAS – 3 Fault Codes DTC
10-80 Internal fault in the electronic control unit
– There is no control of chassis height
10-82 Internal faults in the electronic control unit due to the specific data
– There is no control of chassis height
10-83 Internal faults in electronic malfunctions due to settings control unit
– There is no control of chassis height
10-84 Internal faults in the electronic control unit as a result of the calibration Data height sensor
– There is no control of chassis height
10-88 Internal faults in electronic data due Wabco control unit
– No significant system constraints
11-90 Open the power supply before contact at terminal 5 the electronic control unit
– No significant system constraints
– Lack of communication with the diagnostic tool
30-21 Short-circuit to ground at pin 21 of the electronic control unit, 3/2-way valve allows air into or releasing air from the rear axle (V250)
– There is no control of chassis height
– The remote control can only be used for lowering the chassis (venting through the bellows)
30-24 Short circuit in the power supply or open circuit on the output 21 of the electronic control unit, 3/2-way valve allows air into or releasing air from the rear axle (V250)
– There is no control of chassis height
– The remote control can only be used to lift the chassis (air inlet through the bellows)
31-21 Short circuit in the electronic control unit weight at terminal 8, 2/2-way valve, driven by the bridge on the left (V250)
– There is no control of chassis height
– The system does not respond to the remote control commands
31-24 Short circuit in the power supply, or disconnection at the output 8 of the electronic control unit, 2/2-way valve, driven by the bridge on the left (V250)
– There is no control of chassis height
– The system does not respond to the remote control commands
32-21 Short-circuit to ground at pin 20 of the electronic control unit, 2/2-way valve, driven by the bridge on the left (V250)
– There is no control of chassis height
– The normal level of function does not work for driving
32-24 Short circuit in the power supply or open connection on pin 20 of the electronic control unit, 2/2-way valve, driven by the bridge on the left (V250)
– There is no control of chassis height
– The normal level of function does not work for driving
35-21 Short-circuit to ground at pin 10 of the electronic control unit, 2/2-way valve, front axle (166)
– There is no control of chassis height
– The system does not respond to the remote control commands
35-24 Short circuit in the power supply or open circuit on the output 10 of the electronic control unit, 2/2-way valve, front axle (166)
– Chassis height at the front axle rear axle repeats
36-21 A short to ground in the domestic relay valves
36-24 Short circuit in the power supply, or disconnection in the domestic relay valves
– There is no control of chassis height
– The system does not respond to the remote control commands
40-41 Short-circuit to ground at pin 19 of the electronic control unit, the left height sensor, the driven axle (F612)
– No chassis height control Left Rear
40-43 Value is out of range at terminal 19 of the electronic control unit, the left height sensor, driven moct (F612)
– There is no control of chassis height
– The normal level of function does not work for driving
40-44 Short circuit in the power supply or open circuit on the output of the electronic unit 19, the left height sensor, the driven axle (F612)
– No chassis height control Left Rear
41-41 Short circuit in the electronic control unit weight of at Pin 7, the right height sensor, the driven axle (F613)
– No chassis height control Left Rear
41-43 The value is outside the range of the electronic control unit from the terminal 7, the right height sensor, the driven axle (F613)
– There is no control of chassis height
– The normal level of function does not work for driving
41-44 Short circuit in the power supply or open circuit on the output 7 of the electronic control unit, the right height sensor, the driven axle (F613)
– No chassis height control Left Rear
42-41 Short circuit in the electronic control unit weight of at Pin 6, height sensor, front axle (F614)
– No chassis height control at the front axle
42-43 Value is out of range on the withdrawal of the electronic control unit 6, height sensor, front axle (F614)
– There is no control of chassis height
– The normal level of function does not work for driving
42-44 Short circuit in the power supply or open circuit on the output 6 of the electronic control unit, height sensor, front axle (F614)
– No chassis height control at the front axle
55-42 Short circuit in the power supply or open circuit on the output 12 of the electronic control unit, a speed signal
– There is no control of chassis height
– AS EU to respond quickly to changes in height (unstable level control) DAF LF, CF, XF Fault Codes AIRTRONIC DTC
0-0 Internal faults in the electronic control unit (D871):
– Faulty electronic control unit (D871)
– Insufficient battery voltage
– Cabin heater does not start or fails during operation
0-1 Internal faults in the electronic control unit (D871):
– Faulty internal temperature sensor in the electronic unit Control (D871)
– Cabin heater does not start or fails during operation
1-0 Failed to start ACH-EA, during the launch of the flame is not detected:
– The absence or lack of fuel supply
– Insufficient air supply
– Clogged exhaust
– Faulty flame sensor (combination sensor F691)
– Damaged filament (V168)
– Cabin heater does not start or fails during operation
1-4 Too many failed start attempts (cutoff activation)
– Cabin heater does not start. cab heater is switched off after more than 255 unsuccessful starts and the electronic unit is blocked.
– The electronic unit is unlocked erasing fault codes using diagnostic equipment
2-0 The flame goes out frequently during the operation of a heater:
– The absence or lack of fuel supply
– Insufficient air supply
– Clogged exhaust
– Faulty flame sensor (combination sensor F691)
– Cabin heater does not work, or smokes, highlighting the lack of The amount of heat
3-1 Too high voltage (above 30 V for 20 seconds) at terminal 1 of an electronic control unit (D871):
– Excessive generator voltage / battery
– Cabin heater fails during operation
3-2 Too low voltage (below 20 V for 20 seconds) at terminal 1 of an electronic control unit (D871):
– Insufficient generator voltage and / Battery
– Open circuit at terminal 1 of the electronic control unit (D871)
– Cabin heater fails during operation
4-0 fire alarm at startup:
– Defective flame sensor (combination sensor F691)
– Faulty electronic control unit (D871)
– Cabin heater does not start or fails during operation
5-1 Short circuit to earth or to supply the flame sensor supply (Combined sensor F691) on the FF1 and FF2 conclusions of an electronic control unit (D871)
– Cabin heater does not start or fails during operation
5-2 Open flame sensor (combination sensor F691) on the findings and FF1 / FF2 or electronic control unit (D871)
– Cabin heater does not start or fails during operation
5-3 flame sensor signal (F691 combined sensor) is out of range
– Cabin heater does not start or fails during operation
6-1 Short-circuit to ground or supply temperature sensor supply thermostat unit (E566) at terminal 13 and / or 10 of the electronic control unit (D871)
– Cabin heater does not start or fails during operation
6-2 Open the thermostat temperature sensor unit (E566) at terminal 13 and / or 10 of the electronic control unit (D871)
– Cabin heater does not start or fails during operation
7-1 Short-circuit to ground or to the power supply module in the fuel pump with a level sensor (B 122) at the terminals 4 and / or 9 of the electronic control unit (1) 871)
Internal fault in the fuel pump module with the sensor level (B 122)
– Cabin heater does not start
7-2 Open at the terminals 4 and / or 9 of the electronic (D871) of the control unit, fuel pump module with level sensor (B122)
– Cabin heater does not start
8-1 Internal fault in the fuel pump module from the level sensor (B 122)
Short-circuit to ground or power supply fan cab heater (V305) on the findings of BM1 and BM2 electronic control unit (D871)
Internal fault in the fan (V305)
– Cabin heater does not start
8-2 Open cockpit heater fan (V305) to BM1 findings and / or ECU BM2 (D871)
Internal fault in the fan (V305)
– Cabin heater does not start
8-3 Deviation of the cab heater fan speed:
– Blocking the fan
– No solenoid electric motor
– Malfunction of the electronic control unit (D871)
– Cabin heater fails during operation
9-1 Short-circuit to ground or power supply filament
(B 168) on the withdrawal and GS1 / GS2 or electronic control unit (D871)
– Cabin heater fails during operation
9-2 Open filament yarn (B 168) on the withdrawal and GS1 / GS2 or electronic control unit (D871)
– Cabin heater fails during operation
10-0 Cab heater overheats too often:
– Clogged pipes of hot air
– Faulty overheating sensor (combination sensor F691)
– Cabin heater fails during operation
10-4 Activated safety function ACH-EA as a result of too frequent overheating
– The electronic control unit is blocked
12-1 Short-circuit to ground or supply thermostat power supply (E566) at the terminals 10, 11 and / or 13 of the electronic control unit (D871)
Internal fault in the thermostat box (E566) or timer unit (E581)
– Cabin heater does not start
– Cabin heater does not turn on or off when the desired temperature
12-2 Open the thermostat box (F566) at the terminals 10 and / or 11 of the electronic control unit (D871)
Internal fault in the thermostat box (E566) or timer unit (E581)
– Cabin heater does not start
– Cabin heater does not turn on or off when the desired temperature
13-1 Short-circuit to ground or power supply overheating sensor (Combined sensor F691) on UF1 findings FF2 and an electronic control unit (D871)
– Cabin heater does not start or fails during operation
13-2 Open the overheating sensor (combination sensor F691) on UF1 findings and / or FF2 electronic control unit (D871)
– Cabin heater does not start or fails during operation
13-3 The value of the combined sensor (F691) is outside the measuring range:
– Clogging of pipes of hot air
– Faulty overheat sensor (combination sensor F691)
– Inadequate flow of the intake air
– Malfunction of the flame sensor (combination sensor)
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