DAF LF45 LF55 CF65 CF75 CF85 XF95 Trucks Fault Codes DTC
1-1
Too low a minimum value of wheel slip sensor (F512)
– Too big a gap between the ring wheel slip sensors and sensor wheel slippage
– Resistance to track B4 Computer (D850)
– Resistance to track B5 Computer (D850)
– Excessive play in a wheel bearing
1-2
Deviation wheel slip sensor (F512)
– Wrong tire size
– Lack of pole wheel teeth
1-3
Short to power supply wheel slip sensors (F512)
– Short to power supply on track B4 Computer (D850)
– Short to power supply on track B5 Computer (D850)
1-4
Short circuit on “weight” wheel slip sensors (F512)
– Short circuit on “weight” on track B4 Computer (D850)
– Short circuit on “weight” on track B5 Computer (D850)
1-5
Open circuit wheel slip sensors (F512)
– Open circuit on track B4 Computer (D850)
– Open circuit on track B5 Computer (D850)
1-6
Short wheel slip sensors (F512)
– Short-circuit in the wiring between track B4 and / or B5 contact ECU (D850)
1-7
Wrong sinusoidal slipping wheel sensor signal (F512)
– Deformation of the sensor wheel slip rings
– Damage to the sensor wheel slip rings
– Corrosion of the sensor wheel slip rings
1-8
Deviation of the sensor wheel slip frequency (F512)
– Slippage of the front left wheel
1-9
Wiring Connecting other sensor wheel slip at the points of connection of wheel slip sensors (F512)
– Incorrect wheel slip sensor
contacts B4 and B5 ECU (D850)
1-10
Invalid wheel slip rate sensor (F512)
– The weakening of the sensor ring
– Incorrect assessment of the ECU (D850)
1-11
Invalid slipping wheel sensor signal (F512)
– Bad contact, track B4 Computer (D850)
– Bad contact, track B5 Computer (D850)
– Damage to the sensor ring
1-12
Too high frequency of wheel slip sensor (F512)
– Bad contact, track B4 Computer (D850)
– Bad contact, track B5 Computer (D850)
2-1
Too low a minimum value of wheel slip sensor (F513)
– Too big a gap between the ring wheel slip sensors and sensor wheel slippage
– Resistance to contact C4 ECU (D850)
– Resistance to contact the computer C5 (D850)
– Excessive play in a wheel bearing
2-2
Deviation wheel slip sensor (F513)
– Wrong tire size
– Lack of pole wheel teeth
2-3
Short to power supply wheel slip sensors (F513)
– Short to power supply in the contact C4 ECU (D850)
– Short to power supply in the contact C5 ECU (D850)
2-4
Short circuit on “weight” wheel slip sensors (F513)
– Short circuit on “weight” to the contact C4 ECU (D850)
– Short circuit on “weight” on the computer contact C5 (D850)
2-5
Open circuit wheel slip sensors (F513)
– Open circuit on the contact C4 ECU (D850)
– Open circuit on the contact C5 ECU (D850)
2-6
Short wheel slip sensors (F513)
– Short-circuit in the wiring between the terminal C4 and / or C5 terminal computer (D850)
2-7
Wrong sinusoidal signal from the sensor
wheel slip (F513)
– Deformation of the sensor wheel slip rings
– Damage to the sensor wheel slip rings
– Corrosion of the sensor wheel slip rings
2-8
Deviation of the sensor wheel slip frequency (F513)
– Slippage of the front right wheel
2-9
Wiring Connecting other sensor wheel slip at the points of connection of wheel slip sensors (F513)
– Incorrect wheel slip sensor
contacts C4 and C5 control unit (D850)
2-10
Invalid wheel slip rate sensor (F513)
– The weakening of the sensor ring
– Incorrect assessment of the ECU (D850)
2-11
Invalid slipping wheel sensor signal (F513)
– Bad contact, track C4 ECU (D850)
– Bad contact, contact C5 ECU (D850)
– Damage to the sensor ring
2-12
Too high frequency of wheel slip sensor (F513)
– Bad contact, track C4 ECU (D850)
– Bad contact, contact C5 ECU (D850)
3-1
Too low a minimum value of wheel slip sensor (F514)
– Too big a gap between the ring wheel slip sensors and sensor wheel slippage
– Resistance to contact the ECU D5 (D850)
– Resistance to contact D6 ECU (D850)
– Excessive play in a wheel bearing
3-2
Deviation wheel slip sensor (F514)
– Wrong tire size
– Lack of pole wheel teeth
3-3
Short to power supply wheel slip sensors (F514)
– Short to power supply in the contact ECU D5 (D850)
– Short to power in the contact D6 ECU (D850)
3-4
Short circuit on “weight” wheel slip sensors (F514)
– Short circuit on “weight” to contact the ECU D5 (D850)
– Short circuit on “weight” to contact D6 ECU (D850)
3-5
Open circuit wheel slip sensors (F514)
– Open circuit on track D5 ECU (D850)
– Open circuit on contact D6 ECU (D850)
3-6
Short wheel slip sensors (F514)
– Short-circuit in the wiring between the terminal D5 and / or D6 terminal computer (D850)
3-8
Deviation of the sensor wheel slip frequency (F514)
– Rear left wheel slip
– A transfer is included in slippery conditions
3-9
Wiring Connecting other sensor wheel slip at the points of connection of wheel slip sensors (F514)
– Incorrect wheel slip sensor
D5 and D6 pins ECU (D850)
3-10
Invalid wheel slip rate sensor (F514)
– The weakening of the sensor ring
– Incorrect assessment of the ECU (D850)
3-11
Invalid slipping wheel sensor signal (F514)
– Bad contact, contact Computer D5 (D850)
– Bad contact, touch D6 ECU (D850)
– Damage to the sensor ring
3-12
Too high frequency of wheel slip sensor (F514)
– Bad contact, touch D6 ECU (D850)
– Bad contact, touch D6 ECU (D850)
4-1
Too low a minimum value of wheel slip sensor (F515)
– Too big a gap between the ring wheel slip sensors and sensor wheel slippage
– Resistance to contact D8 ECU (D850)
– Resistance to contact D9 ECU (D850)
– Excessive play in a wheel bearing
4-2
Deviation wheel slip sensor (F515)
– Wrong tire size
– Lack of pole wheel teeth
4-3
Short to power supply wheel slip sensors (F515)
– Short to power supply in the contact D8 ECU (D850)
– Short to power supply in the contact D9 ECU (D850).
4-4
Short circuit on “weight” wheel slip sensors (F515)
– Short circuit on “weight” on track D8 ECU (D850)
– Short circuit on “weight” on track D9 ECU (D850).
4-5
Open circuit wheel slip sensors (F515)
– Open circuit on pin D8 ECU (D850)
– Open circuit on contact D9 ECU (D850)
4-6
Short wheel slip sensors (F515)
– Short-circuit in the wiring between track and D8 / D9 computer or contact (D850)
4-7
Wrong sinusoidal signal from the wheel slip sensors (F515)
– Deformation of the sensor wheel slip rings
– Damage to the sensor wheel slip rings
– Corrosion of the sensor wheel slip rings
4-8
Deviation of the sensor wheel slip frequency (F515)
– The rear right wheel slip
– A transfer is included in slippery conditions
4-9
Wiring Connecting other sensor wheel slip at the points of connection of wheel slip sensors (F515)
– Incorrect wheel slip sensor
contacts D8 and D9 ECU (D850)
4-10
Invalid wheel slip rate sensor (F515)
– The weakening of the sensor ring
– Incorrect assessment of the ECU (D850)
4-11
Invalid slipping wheel sensor signal (F515)
– Bad contact, contact D8 ECU (D850)
– Bad contact, contact D9 ECU (D850)
– Damage to the sensor ring
4-12
Too high frequency of wheel slip sensor (F515)
– Bad contact, contact D8 ECU (D850)
– Bad contact, contact D9 ECU (D850)
7-1
Open ABS valve circuit (D256)
– Open circuit on track B1 of the ECU (D850)
– Open circuit on track B2 of ECU (D850)
– Open circuit on track B3 of the ECU (D850)
7-3
Short to power supply valve ABS (B256)
– Short to power supply on track B1 of the ECU (D850)
– Short to power supply in the computer track B2 (D850)
7-5
Open ABS valve circuit (B256)
– Open circuit on track B1 of the ECU (D850)
– Open circuit on track B2 of ECU (D850)
7-6
Short circuit on “weight” of the valve ABS (B256)
– Short circuit on “weight” on track B1 of the ECU (D850)
– Short circuit on “weight” on track B2 of ECU (D850)
8-1
Open ABS valve circuit (D257)
– Open circuit on contact C7 control unit (D850)
– Open circuit on the contact C8 ECU (D850)
– Open circuit on the contact C9 ECU (D850)
8-3
Short to power supply valve ABS (B257)
– Short to power supply in the contact C7 control unit (D850)
– Short to power supply in the contact C8 ECU (D850)
8-5
Open ABS valve circuit (B257)
– Open circuit on contact C7 control unit (D850)
– Open circuit on the contact C8 ECU (D850)
8-6
Short circuit on “weight” of the valve ABS (B257)
– Short circuit on “weight” on contact C7 control unit (D850)
– Short circuit on “weight” to the contact C8 ECU (D850)
9-1
Open ABS valve circuit (D258)
– Open circuit on pin D1 ECU (D850)
– Open circuit on the computer track D2 (D850)
– Open circuit on pin D3 ECU (D850)
9-3
Short to power supply valve ABS (B258)
– Short to power supply in the contact D1 ECU (D850)
– Short to power supply in the computer track D2 (D850)
9-5
Open ABS valve circuit (B258)
– Open circuit on the computer track D2 (D850)
– Open circuit on the computer track D2 (D850)
9-6
Short circuit on “weight” of the valve ABS (B258)
– Short circuit on “weight” on track D1 ECU (D850)
– Short circuit on “weight” to contact the computer D2 (D850)
10-1
Open ABS valve circuit (D259)
– Open circuit on the contact D10 ECU (D850)
– Open circuit on the contact D11 ECU (D850)
– Open circuit on the contact D12 ECU (D850)
10-3
Short to power supply valve ABS (B259)
– Short to power supply in the contact D10 ECU (D850)
– Short to power supply in the contact D11 ECU (D850)
10-5
Open ABS valve circuit (B259)
– Open circuit on the contact D10 ECU (D850)
– Open circuit on the contact D11 ECU (D850)
10-6
Short circuit on “weight” of the valve ABS (B259)
– Short circuit on “weight” on the computer contact D10 (D850)
– Short circuit on “weight” on the computer contact D11 (D850)
– Short-circuit in the wiring to the terminal wiring D12 to the pin D10 and / or D11 ECU (D850)
– Inner valve failure ABS (B259)
14-3
Short to power supply valves ABS (B257, B258) and / or ASR valve (B237)
– Short to power supply in the contact C9 ECU (D850)
– Short to power supply in the contact D3 ECU (D850)
– Short to power supply in the contact D4 ECU (D850)
– Internal valve fault ASR (B237)
– Inner valve failure ABS (B257)
– Inner valve failure ABS (B258)
14-4
Open circuit valves ABS (B257, B258) and / or valve ASR (B237) or too low supply voltage
– Rear axle fuse (E189) is blown
– Open circuit on pin A9 ECU (D850)
– Supply voltage too low on pin A9 ECU (D850)
14-5
Open circuit valves ABS (B257, B258) and / or ASR valve (B237)
– Short-circuit in the wiring between the contact and the contact C7 C9 ECU (D850)
– Short-circuit in the wiring between contact and contact C9 C8 ECU (D850)
– Short-circuit in the wiring between track D3 and track D1 ECU (D850)
– Short-circuit in the wiring between track D3 and D2 terminal computer (D850)
– Short-circuit in the wiring between track D4 and D7 terminal computer (D850)
– Open circuit on pin A12 ECU (D850)
– Internal valve fault ASR (B237)
– Inner valve failure ABS (B257)
– Inner valve failure ABS (B258)
14-6
Short circuit on “weight” valves ABS (B257, B258) and / or ASR valve (B237)
– Short circuit on “weight” on the contact C9 ECU (D850)
– Short circuit on “weight” on track D3 ECU (D850)
– Short circuit on “weight” on the contact D4 ECU (D850)
– Internal valve fault ASR (B237)
– Inner valve failure ABS (B257)
– Inner valve failure ABS (B258)
15-3
Short to power supply valves ABS (B256, B259)
– Short to power supply in the contact D3 ECU (D850)
– Short to power supply in the contact D12 ECU (D850)
– Inner valve failure ABS (B256)
– Inner valve failure ABS (B259)
15-4
Too low voltage valves ABS (B256, B259)
– Fuse ABS front axle (E190) is blown
– Supply voltage too low on pin A8 ECU (D850)
– Open circuit on track A8 ECU (D850)
15-5
Open circuit valves ABS (B256, B259) in ECU (D850)
– Open circuit on pin A11 ECU (D850)
– Short-circuit in the wiring to the terminal B3 wiring to terminal B1 and / or B2 ECU (D850)
– Short-circuit in the wiring between the terminal and the terminal B10 D12 ECU (D850)
– Short-circuit in the wiring between the terminal and the terminal B11 D12 ECU (D850)
– Inner valve failure ABS (B256)
– Inner valve failure ABS (B259)
15-6
Open circuit valves ABS (B256, B259) in ECU (D850)
– Open circuit on track B3 of the ECU (D850)
– Open circuit on pin B12 ECU (D850)
– Inner valve failure ABS (B256)
– Inner valve failure ABS (B259)
18-3
Short to power supply valve ASR (B237)
– Short to power supply in the contact B16 ECU (D850)
– Internal valve fault ASR (B237)
18-5
Open valve circuit ASR (B237)
– Open circuit on the contact D4 and / or D12 ECU (D850)
– Internal valve fault ASR (B237)
18-6
Short circuit on “weight” of the valve ASR (B237)
– Short circuit on “weight” on track D7 ECU (D850)
– Short circuit on “weight” in the wiring between track D4 and D7 terminal computer (D850)
– Internal valve fault ASR (B237)
231-2
Invalid vehicle speed signal
– Internal fault in VCAN
231-5
Lack of communication through the V-CAN
– Open circuit on the track A1 ECU (D850)
– Short to power supply in the computer track A1 (D850)
– Open circuit on track A3 ECU (D850)
– Short circuit on “weight” on track A3 ECU (D850)
– Short to power supply to track A3 ECU (D850)
231-6
Lack of communication through the V-CAN
– Short to power supply in the computer track A1 (D850)
– Short to power supply to track A3 ECU (D850)
– Short circuit on “weight” on track A3 ECU (D850)
231-9
Lack of communication through the V-CAN
– Faulty wiring V-CAN
231-12
Lack of communication through the V-CAN
– Faulty wiring V-CAN
– Internal computer fault (D850)
248-2
Invalid vehicle speed signal
– Faulty wiring V-CAN
248-5
Lack of communication through the V-CAN
– Open circuit on the track A1 ECU (D850)
– Open circuit on track A3 ECU (D850)
248-6
Lack of communication through the V-CAN
– Short to power supply in the computer track A1 (D850)
– Short circuit on “weight” on track A3 ECU (D850)
– Short to power supply to track A3 ECU (D850)
248-9
Lack of communication through the V-CAN
– Faulty wiring V-CAN
248-12
Lack of communication through the V-CAN
– Faulty wiring V-CAN
– Internal computer fault (D850)
251-2
Incorrect configuration
– Internal computer fault (D850)
251-3
Too high voltage power supply control unit (D850)
– Increased pressure on contact and A8 / A9 or contact the computer (D850)
– Malfunction of the generator or batteries
253-12
Incorrect configuration
– Internal computer fault (D850)
254-2
Internal computer fault (D850)
– Internal computer fault (D850)
254-5
Internal computer fault (D850)
– Not connected computer connector (D850)
254-8
Excessive wheel slip, or too big difference between the axes of wheel slip
– Vehicle mounted test bed
– Internal computer fault (D850)
254-9
The valve is included ABS ECU (D850) is too long
– Internal computer fault (D850)
254-12
Internal computer fault (D850)
– Internal computer fault (D850)
