DAF 95XF. Manual - part 203

 

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DAF 95XF. Manual - part 203

 

 

©

 200438

1-9

EBS-2 fault codes

EBS-2

DAVIE XD diagnostics manual 

12

41-58

No CAN message "ERC1" received within a 
specified period of time from the intarder in 
relation to the intarder braking torque

-

No noticeable system limitation in EBS

41-59

No CAN message "CFG", "intarder configuration" 
received from the intarder within a specified 
period of time

-

No noticeable system limitation in EBS

41-61

Communication via V-CAN on pins A1 and A3 of 
the EBS unit not possible when switching on 
ignition due to:
-

interruption on pin A1 of the EBS unit 

-

short circuit to earth on pin A3 of the EBS 
unit

-

short circuit to supply on pin A1 and/or A3 of 
the EBS unit

-

ASR brake/engine control deactivated

-

VSC system deactivated

41-62

Unacceptable vehicle speed information via V-
CAN compared with the vehicle speed measured 
via wheel speed sensors

-

VSC system deactivated

41-63

Interrupted communication via V-CAN on pins A1 
and A3 of the EBS unit due to:
-

interruption on pin A1 and/or A3 of the EBS 
unit

-

short circuit to earth on pin A3 of the EBS 
unit

-

short circuit to supply on pin A1 and/or A3 of 
the EBS unit

-

ASR brake/engine control deactivated

-

VSC system deactivated

41-65

No CAN message "ERC1" received within a 
specified period of time from the engine 
management system in relation to the engine 
braking torque

-

No noticeable system limitation in EBS

41-66

No CAN message "EEC1" received within a 
specified period of time from the engine 
management system in relation to the engine 
torque and engine speed

-

No noticeable system limitation in EBS

41-67

No CAN message "ETC1" received within a 
specified period of time from the gearbox 
(AS Tronic) if the drive line is activated

-

No noticeable system limitation in EBS

41-68

No CAN message "CCVS" received within a 
specified period of time from the engine 
management system in relation to the parking 
brake status, vehicle speed and clutch status

-

No noticeable system limitation in EBS

41-69

No CAN message "TCO1" received within a 
specified period of time from the tachograph in 
relation to vehicle speed

-

No noticeable system limitation in EBS

41-71

No CAN message received from VIC within a 
specified period of time

-

No noticeable system limitation in EBS

41-72

No CAN message "CFG", "DEB configuration" 
received from the engine management system 
within a specified period of time

-

No noticeable system limitation in EBS

41-73

No CAN message "ERC1" received within a 
specified period of time from the engine 
management system in relation to the engine 
braking torque

-

No noticeable system limitation in EBS

Fault code

Fault code description with possible cause

Symptom

EBS-2

1-10

©

 200438

EBS-2 fault codes

12

DAVIE XD diagnostics manual

41-74

No CAN message "CFG", "engine brake 
configuration" received from the engine 
management system within a specified period of 
time

-

No noticeable system limitation in EBS

41-78

No CAN message "CFG", "engine configuration" 
received from the engine management system 
within a specified period of time

-

No noticeable system limitation in EBS

41-86

No CAN message "EEC2" received within a 
specified period of time from the engine 
management system in relation to the position of 
the accelerator pedal/idling switch

-

No noticeable system limitation in EBS

41-87

No CAN message "EEC3" received within a 
specified period of time from the engine 
management system in relation to the torque 
required to overcome frictional resistance

-

No noticeable system limitation in EBS

41-89

No CAN message "ETC2" received within a 
specified period of time from the AS Tronic in 
relation to the engaged gear

-

No noticeable system limitation in EBS

41-91

Unacceptable vehicle speed information via V-
CAN from tachograph compared with the 
information from the sensors in the VSC module 
(F702)

-

VSC system deactivated

42-16

EBS unit does not receive a correct CAN 
message from the rear axle modulator (D978) on 
pins B1 and B4

-

ABS on front and rear axles deactivated

-

ASR brake/engine control deactivated

-

EBS pressure control on front axle, rear axle 
and drawn vehicle deactivated

-

VSC system deactivated

42-61

Interrupted CAN communication with the rear 
axle modulator (D978) via pins B1 and B4 of the 
EBS unit due to:
-

short circuit to earth on pin B4 of the EBS 
unit

-

short circuit to supply on pin B1 and/or pin 
B4 of the EBS unit

-

short circuit between pin B1 and pin B4 of 
the EBS unit

-

ABS on front and rear axles deactivated

-

ASR brake/engine control deactivated

-

EBS pressure control on rear axle 
deactivated

-

VSC system deactivated

43-61

CAN communication problem with the drawn 
vehicle ECU via pins B3 and B6 of the ECU

-

No noticeable system limitation in EBS

43-63

Interrupted CAN communication, with a driving 
combination, with the drawn vehicle ECU via pins 
B3 and B6 of the ECU due to:
-

interruption on pins B3 and B6 of the EBS 
unit 

-

short circuit between pin B3 and pin B6 of 
the EBS unit

-

No noticeable system limitation in EBS

43-75

Interrupted CAN communication, with a driving 
combination, with the drawn vehicle ECU via pin 
B3 (CAN-H) of the ECU due to:
-

interruption on pin B3 of the EBS unit 

-

short circuit on pin B3 of the EBS unit 

-

No noticeable system limitation in EBS

Fault code

Fault code description with possible cause

Symptom

©

 200438

1-11

EBS-2 fault codes

EBS-2

DAVIE XD diagnostics manual 

12

43-76

Interrupted communication, with a driving 
combination, with the drawn vehicle ECU via pin 
B6 (CAN-L) of the EBS unit due to:
-

interruption on pin B6 of the EBS unit 

-

short circuit on pin B6 of the EBS unit 

-

No noticeable system limitation in EBS

45-16

Interruption, short circuit to earth or short circuit to 
supply on pin A18 of the EBS unit

-

No noticeable system limitation in EBS

51-21

Short circuit to earth on pin D11 of the EBS unit, 
ABS valve (B256)

-

ABS on front axle, left deactivated

-

VSC system deactivated

51-22

Short circuit to supply on pin D11 of the EBS unit, 
ABS valve (B256)

-

ABS on front axle deactivated

-

VSC system deactivated

51-23

Interruption on pin D12 of the EBS unit, ABS 
valve (B256)

-

ABS on front axle, left deactivated

-

VSC system deactivated

51-24

Interruption on pin D11 of the EBS unit, ABS 
valve (B256)

-

ABS on front axle, left deactivated

-

VSC system deactivated

51-25

Continuous actuation of ABS valve (B256) via 
pins D10 and D12 and/or D11 and D12 of the 
EBS unit due to:
-

internal short circuit in EBS unit

-

ABS on front axle deactivated

-

EBS pressure control on front axle and 
drawn vehicle deactivated

-

VSC system deactivated

51-26

Interruption on pin D10 of the EBS unit, ABS 
valve (B256)

-

ABS on front axle, left deactivated

-

VSC system deactivated

51-27

Short circuit to earth on pin D10 of the EBS unit, 
ABS valve (B256)

-

ABS on front axle, left deactivated

-

VSC system deactivated

51-28

Short circuit to supply on pin D10 of the EBS unit, 
ABS valve (B256)

-

ABS on front axle deactivated

-

VSC system deactivated

52-21

Short circuit to earth on pin C2 of the EBS unit, 
ABS valve (B257)

-

ABS on front axle, right deactivated

-

VSC system deactivated

52-22

Short circuit to supply on pin C2 of the EBS unit, 
ABS valve (B257)

-

ABS on front axle deactivated

-

VSC system deactivated

52-23

Interruption on pin C3 of the EBS unit, ABS valve 
(B257)

-

ABS on front axle, right deactivated

-

VSC system deactivated

52-24

Interruption on pin C2 of the EBS unit, ABS valve 
(B257)

-

ABS on front axle, right deactivated

-

VSC system deactivated

52-25

Continuous actuation of ABS valve (B527) via 
pins C1 and C3 and/or C2 and C3 of the EBS unit 
due to:
-

internal short circuit in ECU

-

ABS on front axle deactivated

-

EBS pressure control on front axle and 
drawn vehicle deactivated

-

VSC system deactivated

52-26

Interruption on pin C1 of the EBS unit, ABS valve 
(B257)

-

ABS on front axle, right deactivated

-

VSC system deactivated

52-27

Short circuit to earth on pin C1 of the EBS unit, 
ABS valve (B257)

-

ABS on front axle, right deactivated

-

VSC system deactivated

52-28

Short circuit to supply on pin C1 of the EBS unit, 
ABS valve (B256)

-

ABS on front axle deactivated

-

VSC system deactivated

53-32

Short circuit to earth on pin D12 or C3 of the EBS 
unit, ABS valve (B256 or B257)

-

No noticeable system limitation in EBS

53-33

Short circuit to supply on pin D12 or C3 of the 
EBS unit, ABS valve (B256 or B257)

-

ABS on front axle deactivated

-

VSC system deactivated

Fault code

Fault code description with possible cause

Symptom

EBS-2

1-12

©

 200438

EBS-2 fault codes

12

DAVIE XD diagnostics manual

55-12

Incorrect redundancy valve (B306) parameters 
due to:
-

redundancy valve connected to the EBS unit 
without the EBS unit having been 
programmed for a redundancy valve

-

ABS on front and rear axles deactivated

-

ASR brake/engine control deactivated

-

EBS pressure control on front axle, rear axle 
and drawn vehicle deactivated

-

VSC system deactivated

55-31

Interruption in redundancy valve (B306), 
measured via pin B12 of the EBS unit

-

ABS on front and rear axles deactivated

-

ASR brake/engine control deactivated

-

EBS pressure control on rear axle 
deactivated

-

VSC system deactivated

55-32

Short circuit to earth in redundancy valve (B306), 
measured via pin B12 of the EBS unit

-

ABS on front and rear axles deactivated

-

ASR brake/engine control deactivated

-

EBS pressure control on rear axle 
deactivated

-

VSC system deactivated

55-33

Short circuit to supply in redundancy valve 
(B306), measured via pin B12 of the EBS unit

-

ABS on front axle deactivated

-

VSC system deactivated

57-12

Incorrect ASR cut-off valve (B309) parameters 
due to:
-

ASR cut-off valve connected to the EBS unit 
without the EBS unit having been 
programmed for an ASR cut-off valve

-

ABS on front and rear axles deactivated

-

ASR brake/engine control deactivated

-

EBS pressure control on front axle, rear axle 
and drawn vehicle deactivated

-

VSC system deactivated

57-31

Interruption on pin C6 of the EBS unit, ASR cut-
off valve (B309)

-

ASR brake control deactivated

57-32

Short circuit to earth on pin C6 of the EBS unit, 
ASR cut-off valve (B309)

-

ASR brake control deactivated

57-33

Short circuit to supply on pin C6 of the EBS unit, 
ASR cut-off valve (B309)

-

No noticeable system limitation in EBS

61-16

The current through the front axle modulator 
(B307) magnet coil measured via pins D1 and D2 
of the EBS unit is incorrect due to:
-

copper short circuit in the magnet coil

-

short circuit or contact resistance between 
pins D1 and D2 of the EBS unit

-

EBS pressure control on front axle 
deactivated

-

VSC system deactivated

61-55

Front axle modulator (B307) output pressure 
measured on pin D6 of the EBS unit is incorrect 
in relation to the current through the magnet coil 
due to:
-

defective pressure sensor

-

too low a supply pressure

-

EBS pressure control on front axle 
deactivated

-

VSC system deactivated

62-42

Pressure sensor failure in front axle modulator 
(B307) due to:
-

short circuit to supply on pin D6 of the EBS 
unit

-

interruption on pin D3 of the EBS unit 

-

short circuit to supply on pin D3 of the EBS 
unit

-

Open circuit in EBS pressure control, front 
axle

-

VSC system deactivated

Fault code

Fault code description with possible cause

Symptom

 

 

 

 

 

 

 

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