Service technicians have no problem recognising breakdowns and carrying out machine diagnostics, Bobcat S205 Skid-Steer Loader Fault Error Codes List, plus they are familiar with equipment from a variety of manufacturers.
BOBCAT INTERLOCK CONTROL SYSTEM (BICS)
Troubleshooting
The following list shows the effects which can happen to the loader, and the probable causes when the BICS System lights are off or flashing and associated service code.
SERVICE CODES Means System Error (See Your Bobcat Dealer For Service)
| Indicator Light | Light ON | Light OFF | Effect on Operation of Loader When Light is OFF | No. of Flashes | Service Code | Causes |
|---|---|---|---|---|---|---|
| 1 | PRESS TO OPERATE LOADER Button is pressed. |
PRESS TO OPERATE LOADER Button is pressed. |
– – – – | – – – – | – – – – | – – – – |
| 2 | Seat Bar is down. | Seat Bar is up. | Lift and tilt functions will not operate. | 2 | 11-05 | Seat Bar sensor circuit shorted to battery voltage*. |
| 2 | Seat Bar is down. | Seat Bar is up. | Lift and tilt functions will not operate. | 3 | 11-06 | Seat Bar sensor circuit shorted to ground. |
| 2 | Seat Bar is down. | Seat Bar is up. | Lift and tilt functions will not operate. | Continuous Flashing | 03-09 | System voltage low System voltage high |
| 2 | Seat Bar is down. | Seat Bar is up. | Lift and tilt functions will not operate. | Continuous Flashing | 03-10 | |
| 3 | Control valve can be used. | Control valve cannot be used. | Lift, tilt and traction functions will not operate. | 1 | 17-07 | Valve output circuit is open. |
| 3 | Control valve can be used. | Control valve cannot be used. | Lift, tilt and traction functions will not operate. | 2 | 17-05 | Valve output circuit shorted to battery voltage*. |
| 3 | Control valve can be used. | Control valve cannot be used. | Lift, tilt and traction functions will not operate. | 3 | 17-06 | Valve output circuit shorted to ground. |
| 3 | Control valve can be used. | Control valve cannot be used. | Lift, tilt and traction functions will not operate. | 3 | 17-06 | Controller not grounded or intermittent ground. |
| 3 | Control valve can be used. | Control valve cannot be used. | Lift, tilt and traction functions will not operate. | Continuous Flashing | 03-09 | System voltage low System voltage high |
| 3 | Control valve can be used. | Control valve cannot be used. | Lift, tilt and traction functions will not operate. | Continuous Flashing | 03-10 | |
| 4 | Loader can be moved forward & backward. | Loader cannot be moved forward and backward. | Loader cannot be moved forward and backward. | 1 | 16-07 | Traction lock hold solenoid circuit is open. |
| 4 | Loader can be moved forward & backward. | Loader cannot be moved forward and backward. | Loader cannot be moved forward and backward. | 2 | 16-05 | Traction lock hold solenoid circuit shorted to battery voltage*. |
| 4 | Loader can be moved forward & backward. | Loader cannot be moved forward and backward. | Loader cannot be moved forward and backward. | 3 | 16-06 | Traction lock hold solenoid circuit shorted to ground. |
| 4 | Loader can be moved forward & backward. | Loader cannot be moved forward and backward. | Loader cannot be moved forward and backward. | 5 | 15-02 | Traction lock pull solenoid circuit is shorted to battery voltage* – ERROR ON (Should be OFF). |
| 4 | Loader can be moved forward & backward. | Loader cannot be moved forward and backward. | Loader cannot be moved forward and backward. | 6 | 15-03 | Traction lock pull solenoid circuit ERROR OFF (Should be ON). |
| 4 | Loader can be moved forward & backward. | Loader cannot be moved forward and backward. | Loader cannot be moved forward and backward. | Continuous Flashing | 03-09 | System voltage low |
| 4 | Loader can be moved forward & backward. | Loader cannot be moved forward and backward. | Loader cannot be moved forward and backward. | Continuous Flashing | 03-10 | System voltage high |
* Normal BICS operating voltage is less than electrical system voltage.
DIAGNOSTIC SERVICE CODES
Service Codes List
| Code | Description | Code | Descritption |
|---|---|---|---|
| 01-16 | Air filter not connected | 11-05 | Seat bar sensor short to battery |
| 01-17 | Air filter plugged | 11-06 | Seat bar sensor short to ground |
| 02-16 | Hydraulic charge filter not connected | 12-21 | Front auxiliary PWM switch out of range high |
| 02-17 | Hydraulic charge filter plugged | 12-22 | Front auxiliary PWM switch out of range low |
| 12-23 | Front auxiliary PWM switch not in neutral | ||
| 03-09 | Battery voltage low | ||
| 03-10 | Battery voltage high | 13-05 | Fuel shut-off hold solenoid short to battery |
| 03-11 | Battery voltage extremely high | 13-06 | Fuel shot-off hold solenoid short to ground |
| 03-14 | Battery voltage extremely low | 13-07 | Fuel shut-off solenoid open circuit |
| 03-22 | Battery voltage out of range low | ||
| 14-02 | Fuel shut-off pull solenoid error ON | ||
| 04-09 | Engine oil pressure low | 14-03 | Fuel shut-off pull solenoid error OFF |
| 04-14 | Engine oil pressure extremely low | ||
| 04-15 | Engine oil pressure shutdown level | 15-02 | Traction lock pull solenoid error ON |
| 04-21 | Engine oil pressure out of range high | 15-03 | Traction lock pull solenoid error OFF |
| 04-22 | Engine oil pressure out of range low | ||
| 16-05 | Traction lock hold solenoid short to battery | ||
| 05-09 | Hydraulic charge pressure low | 16-06 | Traction lock hold solenoid short to ground |
| 05-14 | Hydraulic charge pressure extremely low | 16-07 | Traction lock hold solenoid open circuit |
| 05-15 | Hydraulic charge pressure shutdown level | ||
| 05-21 | Hydraulic charge pressure out of range high | 17-05 | Hydraulic lock valve solenoid short to battery |
| 05-22 | Hydraulic charge pressure out of range low | 17-06 | Hydraulic lock valve solenoid short to ground |
| 17-07 | Hydraulic lock valve solenoid open circuit | ||
| 06-10 | Engine speed high | ||
| 06-11 | Engine speed extremely high | 18-05 | Spool Lock Solenoid short to battery |
| 06-13 | Engine speed no signal | 18-06 | Spool Lock Solenoid short to ground |
| 06-15 | Engine speed shutdown level | 18-07 | Spool Lock Solenoid open circuit |
| 06-18 | Engine speed out of range | ||
| 19-02 | Bucket position solenoid error ON | ||
| 07-10 | Hydraulic oil temperature high | 19-03 | Bucket position solenoid error OFF |
| 07-11 | Hydraulic oil temperature extremely high | ||
| 07-15 | Hydraulic oil temperature shutdown level | 20-02 | Two-speed solenoid error ON |
| 07-21 | Hydraulic oil temperature out of range high | 20-03 | Two-speed solenoid error OFF |
| 07-22 | Hydraulic oil temperature out of range low | ||
| 21-02 | Glow plug error ON | ||
| 08-10 | Engine coolant temperature high | 21-03 | Glow plug error OFF |
| 08-11 | Engine coolant temperature extremely high | ||
| 08-15 | Engine coolant temperature shutdown level | 22-02 | Starter error ON |
| 08-21 | Engine coolant temperature out of range high | 22-03 | Starter error OFF |
| 08-22 | Engine coolant temperature out of range low | ||
| 23-02 | Rear base solenoid error ON | ||
| 09-09 | Fuel level low | 23-03 | Rear base solenoid error OFF |
| 09-21 | Fuel level out of range high | ||
| 09-22 | Fuel level out of range low | 24-02 | Rear rod solenoid error ON |
| 24-03 | Rear rod solenoid error OFF | ||
| 10-16 | Hydraulic implement filter not connected | ||
| 10-17 | Hydraulic implement filter plugged |
DIAGNOSTIC SERVICE CODES (CONT’D)
Service Codes List (Cont’d)
| CODE | DESCRIPTION | CODE | DESCRIPTION |
|---|---|---|---|
| 11/04/1900 | Rear auxiliary relief solenoid error ON | 32-61 | Handle lock short to ground |
| 12/04/1900 | Rear auxiliary relief solenoid error OFF | 32-62 | Handle lock short to battery |
| 32-63 | Pedal lock short to ground | ||
| 13/04/1900 | Front base solenoid error ON | 32-64 | Pedal lock short to battery |
| 14/04/1900 | Front base solenoid error OFF | 32-65 | Sensor supply voltage out of range |
| 32-66 | Battery voltage out of range | ||
| 15/04/1900 | Front rod solenoid error ON | 32-67 | Switch flipped while operating |
| 16/04/1900 | Front rod solenoid error OFF | 32-68 | Lift handle information error |
| 32-69 | Control pattern switch flipped while operating | ||
| 17/04/1900 | Diverter solenoid error ON | 32-70 | Right drive handle short to ground |
| 18/04/1900 | Diverter solenoid error OFF | 32-71 | Right drive handle short to battery |
| 29-02 | High flow solenoid error ON | 33-23 | Main Controller (Bobcat Controller) not programmed |
| 29/03/2018 | High flow solenoid error OFF | ||
| 34-04 | Keyless panel no communication to Bobcat controller | ||
| 30-28 | Controller memory failure | ||
| 35-02 | Two-speed fan error ON | ||
| 31-28 | Interrupted power failure | 35-03 | Two-speed fan error OFF |
| 32-04 | ACS not communicating with Bobcat Controller | 36-48 | ACD multiple controllers present |
| 32-23 | ACS Not calibrated | ||
| 32-31 | Tilt actuator fault | 37-02 | Two-speed secondary error ON |
| 32-32 | Tilt actuator wiring fault | 37-03 | Two-speed secondary error OFF |
| 32-33 | Tilt handle wiring fault | ||
| 32-34 | Tilt actuator not in neutral | ||
| 32-35 | Tilt handle / pedal not in neutral | ||
| 32-36 | Lift actuator fault | ||
| 32-37 | Lift actuator wiring fault | ||
| 32-38 | Lift handle wiring fault | ||
| 32-39 | Lift actuator not in neutral | ||
| 32-40 | Lift handle / pedal not in neutral | ||
| 32-41 | No communication | ||
| 32-49 | Lift actuator short to ground | ||
| 32-50 | Tilt actuator short to ground | ||
| 32-51 | Lift actuator short to battery | ||
| 32-52 | Tilt actuator short to battery | ||
| 32-53 | Lift handle / pedal short to ground | ||
| 32-54 | Tilt handle / pedal short to ground | ||
| 32-55 | Lift handle / pedal short to battery | ||
| 32-56 | Tilt handle / pedal short to battery | ||
| 32-57 | Lift actuator reduced performance | ||
| 32-58 | Tilt actuator reduced performance | ||
| 32-59 | Lift actuator wrong direction | ||
| 32-60 | Tilt actuator wrong direction |
| CODE | DESCRIPTION | CODE | DESCRIPTION |
|---|---|---|---|
| 38-04 | No communication from joystick controller | 38-53 | Left forward drive solenoid error OFF |
| 38-05 | Left joystick X axis not in neutral | 38-54 | Left reverse drive solenoid error OFF |
| 38-06 | Right joystick X axis not in neutral | 38-55 | Right forward drive solenoid error OFF |
| 38-07 | Left joystick Y axis not in neutral | 38-56 | Right reverse drive solenoid error OFF |
| 38-08 | Right joystick Y axis not in neutral | 38-57 | Front right extend steering solenoid error OFF |
| 38-09 | Control pattern switch – Short to Battery or Ground | 38-58 | Front right retract steering solenoid error OFF |
| 38-11 | Lift actuator not in neutral | 38-59 | Front left extend steering solenoid error OFF |
| 38-12 | Tilt actuator not in neutral | 38-60 | Front left retract steering solenoid error OFF |
| 38-13 | Lift actuator fault | 38-61 | Rear right extend steering solenoid error OFF |
| 38-14 | Tilt actuator fault | 38-62 | Rear right retract steering solenoid error OFF |
| 38-15 | Right wheel speed fault | 38-63 | Rear left extend steering solenoid error OFF |
| 38-16 | Left wheel speed fault | 38-64 | Rear left retract steering solenoid error OFF |
| 38-17 | Tilt actuator reduced performance | 38-65 | Steering pressure solenoid error OFF |
| 38-18 | Lift actuator reduced performance | 38-66 | Back-up alarm error OFF |
| 38-19 | Left joystick X axis out of range high | 38-67 | No communication from Bobcat controller |
| 38-20 | Right joystick X axis out of range low | 38-68 | Wheel angles (alignment) not calibrated |
| 38-21 | Left joystick Y axis out of range high | 38-69 | Lift & tilt actuators not calibrated |
| 38-22 | Right joystick Y axis out of range high | 38-70 | Interrupted power |
| 38-23 | Front right steering sensor out of range high | 38-71 | Battery out of range |
| 38-24 | Front left steering sensor out of range high | 38-72 | Drive pump not calibrated |
| 38-25 | Rear right steering sensor out of range high | 38-73 | Steering mode / drive mode switch flipped while operating |
| 38-26 | Rear left steering sensor out of range high | 38-74 | Uncommanded right wheel speed error ON |
| 38-27 | Lift actuator out of range high | 38-75 | Uncommanded left wheel speed error ON |
| 38-28 | Tilt actuator out of range high | 38-76 | Undercurrent steer pressure solenoid |
| 38-29 | Left joystick X axis out of range low | 38-77 | Undercurrent front right extend steer solenoid |
| 38-30 | Right joystick X axis out of range low | 38-78 | Undercurrent front right retract steer solenoid |
| 38-31 | Left joystick Y axis out of range low | 38-79 | Undercurrent front left extend steer solenoid |
| 38-32 | Right joystick Y axis out of range low | 38-80 | Undercurrent front left retract steer solenoid |
| 38-33 | Front right steering sensor out of range low | 38-81 | Undercurrent rear right extend steer solenoid |
| 38-34 | Front left steering sensor out of range low | 38-82 | Undercurrent rear right retract steer solenoid |
| 38-35 | Rear right steering sensor out of range low | 38-83 | Undercurrent rear left extend steer solenoid |
| 38-36 | Rear left steering sensor out of range low | 38-84 | Undercurrent rear left retract steer solenoid |
| 38-37 | 5 volt sensor supply 1 out of range low | 38-85 | 5 Volt sensor supply 1 out of range high |
| 38-38 | 5 volt sensor supply 2 out of range low | 38-86 | 5 Volt sensor supply 2 out of range high |
| 38-39 | Lift actuator short to ground / out of range low | 38-87 | Front right wheel blocked (steering mechanical failure) |
| 38-40 | Tilt actuator short to ground / out of range low | 38-88 | Front left wheel blocked (steering mechanical failure) |
| 38-41 | Tilt actuator wrong direction | 38-89 | Rear right wheel blocked (steering mechanical failure) |
| 38-42 | Lift actuator wrong direction | 38-90 | Rear left steering error |
| 38-43 | Left forward drive solenoid error ON | 38-91 | Right speed sensor missing pulses |
| 38-44 | Left reverse drive solenoid error ON | 38-92 | Left speed sensor missing pulses |
| 38-45 | Right forward drive solenoid error ON | 38-93 | Unresponsive right speed sensor |
| 38-46 | Right reverse drive solenoid error ON | 38-94 | Unresponsive left speed sensor |
| 38-47 | Front right steering solenoid error ON | 38-98 | Controller in drive calibration mode |
| 38-48 | Front left steering solenoid error ON | 38-99 | Controller in wheel position calibration mode. |
| 38-49 | Rear right steering solenoid error ON | ||
| 38-50 | Rear left steering solenoid error ON | ||
| 38-51 | Steering pressure solenoid error ON | ||
| 38-52 | Back-up alarm error ON |
| CODE | DESCRIPTION | CODE | DESCRIPTION |
|---|---|---|---|
| 39-04 | Left joystick no communication to Bobcat controller | 75-22 | Right Joystick Y-Axis Out of Range High (H-Pattern Only) |
| 75-27 | Left Swash Plate Out of Position | ||
| 40-04 | Right joystick no communication to Bobcat controller | 75-28 | Right Swash Plate Out of Position |
| 75-29 | Left Joystick X-Axis Out of Range Low | ||
| 44-02 | Horn error ON | 75-31 | Left Joystick Y-Axis Out of Range Low |
| 44-03 | Horn error OFF | 75-32 | Right Joystick Y-Axis Out of Range Low (H-Pattern Only) |
| 75-37 | 5 Volt Sensor Supply 1 Out of Range Low | ||
| 45-02 | Right blinker error ON | 75-39 | Left Swash Plate Sensor Out of Range High |
| 45-03 | Right blinker error OFF | 75-40 | Left Swash Plate Sensor Out of Range Low |
| 75-41 | Right Swash Plate Out of Range High | ||
| 46-02 | Left blinker error ON | 75-42 | Right Swash Plate Sensor Out of Range Low |
| 46-03 | Left blinker error OFF | 75-43 | Left Forward Drive Solenoid Error ON |
| 75-44 | Left Reverse Drive Solenoid Error ON | ||
| 47-21 | 8 volt sensor supply out of range high | 75-45 | Right Forward Drive Solenoid Error ON |
| 47-22 | 8 volt sensor supply out of range low | 75-46 | Right Reverse Drive Solenoid Error ON |
| 75-52 | Backup Alarm Error ON | ||
| 48-02 | Front light relay error ON | 75-53 | Left Forward Drive Solenoid Error OFF |
| 48-03 | Front light relay error OFF | 75-54 | Left Reverse Drive Solenoid Error OFF |
| 75-55 | Right Forward Drive Solenoid Error OFF | ||
| 49-02 | Rear light relay error ON | 75-56 | Right Reverse Drive Solenoid Error OFF |
| 49-03 | Rear light relay error OFF | 75-66 | Backup Alarm Error OFF |
| 75-67 | No Communication from Bobcat Controller | ||
| 60-21 | Rear auxiliary control out of range high | 75-69 | Battery Voltage Out of Range High |
| 60-22 | Rear auxiliary control out of range low | 75-70 | Interrupted Power (also occurs after software updates) |
| 60-23 | Rear auxiliary control not returning to neutral | 75-71 | Battery Voltage Out of Range Low |
| 75-72 | Drive Pump Not Calibrated | ||
| 64-02 | Switched power relay error ON | 75-73 | ISO / H Pattern Switch Flipped While Operating |
| 64-03 | Switched power relay error OFF | 75-74 | Right Wheel Speed Uncommanded Motion |
| 75-75 | Left Wheel Speed Uncommanded Motion | ||
| 74-72 | Bobcat controller in boot code | 75-76 | No Communication from ACS Controller |
| 74-73 | Left hand panel system RX error | 75-77 | Left Speed Sensor Out of Range High |
| 75-78 | Right Speed Sensor Out of Range High | ||
| 75-4 | No Communication from Drive Controller | 75-79 | Left Speed Sensor Out of Range Low |
| 75-5 | Left Joystick X-Axis Not in Neutral | 75-80 | Right Speed Sensor Out of Range Low |
| 75-7 | Left Joystick Y-Axis Not in Neutral | 75-85 | 5-Volt Sensor Supply 1 Out of Range High |
| 75-8 | Right Joystick Y-Axis Not in Neutral (H-Pattern Only) | 75-91 | Left Swash Sensor Reversed |
| 75-9 | ISO / H Pattern Switch Short to Ground or Battery | 75-92 | Right Swash Sensor Reversed |
| 75-17 | Left Swash Plate Not in Neutral | 75-93 | Unresponsive Right Speed Sensor |
| 75-18 | Right Swash Plate Not in Neutral | 75-94 | Unresponsive Left Speed Sensor |
| 75-21 | Left Joystick Y-Axis Out of Range High | 75-95 | Left Speed Sensor Reverse Direction |
| 75-19 | Left Joystick X-Axis Out of Range High | 75-96 | Right Speed Sensor Reverse Direction |
| 75-21 | Left Joystick Y-Axis Out of Range High (H-Pattern Only) | 75-98 | Controller in Calibration Mode |
| CODE | Description |
|---|---|
| 77-48 | Key Switch |
| 78-74 | Door / Transport Lock |
| 80-02 | ACD output ‘A’ error ON Door Transport Lock |
| 80-03 | ACD output ‘A’ error OFF |
| 81-02 | ACD output ‘B’ error ON |
| 81-03 | ACD output ‘B’ error OFF |
| 82-02 | ACD output ‘C’ error ON |
| 82-03 | ACD output ‘C’ error OFF |
| 83-02 | ACD output ‘D’ error ON |
| 83-03 | ACD output ‘D’ error OFF |
| 84-02 | ACD output ‘E’ error ON |
| 84-03 | ACD output ‘E’ error OFF |
| 85-02 | ACD output ‘F’ error ON |
| 85-03 | ACD output ‘F’ error OFF |
| 86-02 | ACD output ‘G’ error ON |
| 86-03 | ACD output ‘G’ error OFF |
| 87-02 | ACD output ‘H’ error ON |
| 87-03 | ACD output ‘H’ error OFF |
| 90-02 | Service tool output ‘C’ error ON |
| 90-03 | Service tool output ‘C’ error OFF |
| 91-02 | Service tool output ‘D’ error ON |
| 91-03 | Service tool output ‘D’ error OFF |
| 92-02 | Service tool output ‘E’ error ON |
| 92-03 | Service tool output ‘E’ error OFF |
| 93-02 | Service tool output ‘F’ error ON |
| 93-03 | Service tool output ‘F’ error OFF |
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