DAF LF, CF, XF Truck Fault Codes DTC (ABS, ASR-D)

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)