Fault code list for brake system (BS) control unit

AD00.19-N-9005EA

Fault code list for brake system (BS) control unit

11.1.08

Fault code

Fault code description

0117

The tachograph vehicle speed signal does not match the vehicle speed signal of the FDR electronics system.

0160

Fault in data communication to vehicle CAN.

0162

CAN message 'v-signal' from tachograph is faulty.

0163

Short circuit or open circuit of CAN wires

0166

No or incorrect CAN message from control unit NR level control

0167

No or incorrect CAN message from control unit GS Gear control

0168

No or incorrect CAN message from control unit FR drive control

0169

No or incorrect CAN message from control unit INS Instrument

0170

No or incorrect CAN message from control unit Retarder

0180

Missing data on vehicle CAN bus 'ASR function'

0181

Missing data on vehicle CAN bus 'SMR function'

0182

Missing data on vehicle CAN bus 'Continuous brake integration'

0183

Missing data on vehicle CAN bus 'Frequent-stop brake'

0184

Missing data on vehicle CAN bus 'Hill holder'

0185

Missing data on vehicle CAN bus 'Stability control'

0260

Trailer CAN signal is faulty.

0263

Trailer CAN signal has Open circuit.

0275

Trailer CAN-high is faulty.

0276

Trailer CAN-low is faulty.

0300

Total failure of brake CAN bus

or

Brake system CAN bus is faulty.

0360

Brake system CAN bus is faulty.

0363

Brake system CAN bus has Open circuit.

0463

Communication on the brake CAN bus (path A) is interrupted.

0563

Communication on the brake CAN bus (path B) is interrupted.

0910

Hardware fault during control unit programming

0911

Control unit EEPROM error

0930

The control unit contains no function software!

0931

The control unit software used for control unit programming is incorrect.

0932

The control unit software is faulty.

0933

The control unit software is faulty.

0934

Faulty ID block

0935

Fault during control unit programming procedure

0936

Checksum error in control unit software

1001

Overvoltage at terminal 15, 30a, 30b

or

Overvoltage at terminal 15

1002

Undervoltage or contacts at terminals 15, 30a and 30b

1010

Internal error in control unit BS Brake control

or

Control unit BS Brake control is faulty.

1011

Control unit EEPROM error

or

Control unit BS Brake control is faulty.

1012

Control unit BS Brake control is incorrectly parameterized.

1014

Control unit BS: Implausible data from modules FDR/LWS/AM

or

EPB (BS) control unit faulty

1052

Learning process: Data are incomplete.

1094

Different tires fitted to vehicle

1102

Undervoltage or contacts at terminal 30a

1103

Circuit 30a has Open circuit.

1202

Undervoltage or contacts at terminal 30b

1203

Circuit 30b has Open circuit.

1302

Undervoltage or contacts at terminal 15

1303

Circuit 15 has Open circuit.

1305

Circuit 15 has Short circuit to positive.

1404

Component 'CBU Central Brake Unit' is defective.(Sensor supply '24 V' has Short circuit to ground.)

or

Sensor supply '24 V' has Short circuit to ground.

1405

Component 'CBU Central Brake Unit' is defective.(Sensor supply '24 V' has Short circuit to positive.)

or

Sensor supply '24 V' has Short circuit to positive.

1505

Voltage supply of axle modulator has Short circuit to positive.

1604

Control module BS Brake control has Short circuit to ground at output X3 16/8.

or

Control module BS Brake control has Short circuit to ground at output X2 15/15.

1605

Control module BS Brake control has Short circuit to positive at output X3 16/8.

or

Control module BS Brake control has Short circuit to positive at output X2 15/15.

1704

The axle modulator has Short circuit to ground at output X68/6.

1705

The axle modulator has Short circuit to positive at output X68/6.

2003

ASR solenoid valve has Open circuit.

2004

ASR solenoid valve has Short circuit to ground.

2005

ASR solenoid valve has Short circuit to positive.

2012

ASR shutoff is incorrectly parameterized.

2103

"Trailer shutoff" output has Open circuit.

2104

"Trailer shutoff" output has Short circuit to ground.

2105

"Trailer shutoff" output has Short circuit to positive.

2112

"Trailer cutoff" output is incorrectly parameterized.

2203

Component Redundancy valve 'Rear axle' has Open circuit.

or

Redundancy valve has Open circuit.

2204

Component Redundancy valve 'Rear axle' has Short circuit to ground.

or

Redundancy valve has Short circuit to ground.

2205

Component Redundancy valve 'Rear axle' has Short circuit to positive.

or

Redundancy valve has Short circuit to positive.

2291

Redundancy pressure not held back by redundancy valve 'Rear axle'

or

Redundancy valve: redundancy not held back

2303

Pressure limiting valve has Open circuit.

2304

Pressure limiting valve has Short circuit to ground.

2305

Pressure limiting valve has Short circuit to positive.

2404

Component 'CBU Central Brake Unit' is defective.(The redundancy valve for front axle has Short circuit to ground.)

2405

Component 'CBU Central Brake Unit' is defective.(The redundancy valve for front axle has Short circuit to positive.)

2407

Component 'CBU Central Brake Unit' is defective.(The redundancy valve for front axle has Short circuit to ground.)

2408

Component 'CBU Central Brake Unit' is defective.(The redundancy valve for front axle has Short circuit to positive.)

2409

Component 'CBU Central Brake Unit' is defective.(The redundancy valve for front axle has Open circuit.)

2429

Component 'CBU Central Brake Unit' is defective.(The front axle redundancy valve axle has external excitation.)

2603

Component Auxiliary brake valve has Open circuit.

2604

Component Auxiliary brake valve has Short circuit to ground.

2605

Component Auxiliary brake valve has Short circuit to positive.

2612

The auxiliary brake valve is incorrectly parameterized in control unit BS Brake control.

3012

Solenoid valve Right front axle is incorrectly parameterized.

3020

ABS solenoid valve at right front axle has Open circuit at pin 3.

3021

ABS solenoid valve at right front axle has Short circuit to ground at pin 3.

3022

ABS solenoid valve at right front axle has Short circuit to positive at pin 3.

3023

ABS solenoid valve at right front axle has Open circuit at pin 2.

3026

ABS solenoid valve at right front axle has Open circuit at pin 1.

3027

ABS solenoid valve at right front axle has Short circuit to ground at pin 1.

3028

ABS solenoid valve at right front axle has Short circuit to positive at pin 1.

3029

ABS solenoid valve at right front axle has external actuation.

3120

ABS solenoid valve at left front axle has Open circuit at pin 3.

3121

ABS solenoid valve at left front axle has Short circuit to ground at pin 3.

3122

ABS solenoid valve at left front axle has Short circuit to positive at pin 3.

3123

ABS solenoid valve at left front axle has Open circuit at pin 2.

3126

ABS solenoid valve at left front axle has Open circuit at pin 1.

3127

ABS solenoid valve at left front axle has Short circuit to ground at pin 1.

3128

ABS solenoid valve at left front axle has Short circuit to positive at pin 1.

3129

ABS solenoid valve at left front axle has external actuation.

3604

ABS solenoid valves at left front axle and right have Short circuit to ground at pin 2.

3605

ABS solenoid valves at left front axle and right have Short circuit to positive at pin 2.

4040

Speed sensor at right front axle has Open circuit.

4041

Speed sensor at right front axle has Short circuit to ground.

4042

Speed sensor at right front axle has Short circuit to positive.

4044

Speed sensor at right front axle has interturn short.

4045

Rotor at right front axle is faulty.

4046

Wheel sensor rattle at right front axle

4047

Rotor at right front axle has wobble.

4048

Speed sensor at right front axle has gap.

4049

Wheel speed at "Right front axle" speed sensor implausible

4140

Speed sensor at left front axle has Open circuit.

4141

Speed sensor at left front axle has Short circuit to ground.

4142

Speed sensor at left front axle has Short circuit to positive.

4144

Speed sensor at left front axle has interturn short.

4145

Rotor at left front axle is faulty.

4146

Wheel sensor rattle at left front axle

4147

Rotor at left front axle has wobble.

4148

Speed sensor at left front axle has gap.

4149

Wheel speed at "Left front axle" speed sensor implausible

4240

Speed sensor at right rear axle has Open circuit.

4241

Speed sensor at right rear axle has Short circuit to ground.

4242

Speed sensor at right rear axle has Short circuit to positive.

4244

Speed sensor at right rear axle has interturn short.

4245

Rotor at right rear axle is faulty.

4246

Wheel sensor rattle at right rear axle

4247

Rotor at right rear axle has wobble.

4248

Speed sensor at right rear axle has gap.

4249

Implausible wheel speed at wheel speed sensor at right rear axle

or

Wheel speed at 'Right rear axle' speed sensor implausible

4340

Speed sensor at left rear axle has Open circuit.

4341

Speed sensor at left rear axle has Short circuit to ground.

4342

Speed sensor at left rear axle has Short circuit to positive.

4344

Shorted winding in sensor at left rear axle

or

Speed sensor at left rear axle has interturn short.

4345

Rotor at left rear axle is faulty.

4346

Wheel sensor rattle at left rear axle

4347

Wobble of rear left rotor

or

Rotor at left rear axle has wobble.

4348

Rear left rpm sensor, gap

or

Speed sensor at left rear axle has gap.

4349

Implausible wheel speed at wheel speed sensor at left rear axle

or

Wheel speed at 'Left rear axle' speed sensor implausible

5042

The signal of brake wear sensor 'Right front axle' has Short circuit to positive.

or

Brake wear sensor at right front axle has Short circuit to positive.

5043

The signal of brake wear sensor 'Right front axle' cannot be measured.

or

Brake wear sensor at right front axle has no signal.

5142

The signal of brake wear sensor 'Left front axle' has Short circuit to positive.

or

Brake wear sensor at left front axle has Short circuit to positive.

5143

The signal of brake wear sensor 'Left front axle' cannot be measured.

or

Brake wear sensor at left front axle has no signal.

5204

The feed line of brake wear sensor 'Front axle' has Short circuit to ground.

or

Voltage supply for brake wear sensors at front axle has short circuit or short to ground.

5205

The feed line of brake wear sensor 'Front axle' has Short circuit to positive.

or

Voltage supply for brake wear sensors at front axle has Short circuit to positive.

5342

The signal of brake wear sensor 'Right rear axle' has Short circuit to positive.

or

Brake wear sensor at right rear axle has Short circuit to positive.

5343

The signal of brake wear sensor 'Right rear axle' cannot be measured.

or

Brake wear sensor at right rear axle has no signal.

5442

The signal of brake wear sensor 'Left rear axle' has Short circuit to positive.

or

Brake wear sensor at left rear axle has Short circuit to positive.

5443

The signal of brake wear sensor 'Left rear axle' cannot be measured.

or

Brake wear sensor at left rear axle has no signal.

5504

The feed line of brake wear sensor 'Rear axle' has Short circuit to ground.

or

Voltage supply for brake wear sensors at front axle has short circuit or short to ground.

5505

The feed line of brake wear sensor 'Rear axle' has Short circuit to positive.

5506

Voltage supply for brake wear sensors at rear axle has short circuit or short to ground.

6000

Component CBU Central Brake Unit is defective.(Brake value sensor faulty faulty)

or

Brake value sensor faulty faulty

6092

Component CBU Central Brake Unit is defective.(Brake value sensor: signal synchronization faulty)

or

Brake value sensor: signal synchronization faulty

6098

Component CBU Central Brake Unit is defective.(The accelerator pedal signal and brake pedal signal are implausible.)

6140

Component CBU Central Brake Unit is defective.(Brake switch K1: signal has Open circuit.)

or

Brake switch K1: signal has Open circuit.

6141

Component CBU Central Brake Unit is defective.(Brake switch K1: signal has Short circuit to ground.)

or

Brake switch K1: signal has Short circuit to ground.

6142

Component CBU Central Brake Unit is defective.(Brake switch K1: signal has Short circuit to positive.)

6240

Component CBU Central Brake Unit is defective.(Brake switch K2: signal has Open circuit.)

or

Brake switch K2: signal has Open circuit.

6241

Component CBU Central Brake Unit is defective.(Brake switch K2: signal has Short circuit to ground.)

or

Brake switch K2: signal has Short circuit to ground.

6242

Component CBU Central Brake Unit is defective.(Brake switch K2: signal has Short circuit to positive.)

6341

Component CBU Central Brake Unit is defective.(Brake value sensor K1: pedal position has Short circuit to ground.)

or

Brake value sensor K1: pedal position has Short circuit to ground.

6343

Component CBU Central Brake Unit is defective.(Brake value sensor K1: pedal position does not supply any signal.)

or

Brake value sensor K1: pedal position does not supply any signal.

6441

Component CBU Central Brake Unit is defective.(Brake value sensor K2: pedal position has Short circuit to ground.)

or

Brake value sensor K2: pedal position has Short circuit to ground.

6443

Component CBU Central Brake Unit is defective.(Brake value sensor K2: pedal position does not supply any signal.)

or

Brake value sensor K2: pedal position does not supply any signal.

7000

Component CBU Central Brake Unit is defective.(Proportioning relay valve faulty)

or

Proportioning relay valve faulty

7096

Component CBU Central Brake Unit is defective.(Proportioning relay valve has implausible pressure value.)

or

Proportioning relay valve has implausible pressure value.

7104

Component CBU Central Brake Unit is defective.(Proportioning relay valve faulty)

or

Proportioning relay valve has Short circuit to ground at pin X4 12/1.

7105

Component CBU Central Brake Unit is defective.(Proportioning relay valve faulty)

or

Proportioning relay valve has Short circuit to positive at pin X4 12/1.

7106

The voltage supply of the proportioning relay valve is interrupted.

7107

Component CBU Central Brake Unit is defective.(Proportioning relay valve faulty)

or

Proportioning relay valve has Short circuit to ground at pin X4 12/2.

7108

Component CBU Central Brake Unit is defective.(Proportioning relay valve faulty)

or

Proportioning relay valve has Short circuit to positive at pin X4 12/2.

7109

Component CBU Central Brake Unit is defective.(Proportioning relay valve faulty)

or

Proportioning relay valve has Open circuit at pins X4 12/1 and X4 12/2.

7129

Component CBU Central Brake Unit is defective.(Proportioning relay valve has external excitation.)

or

Proportioning relay valve has external excitation.

7242

Component CBU Central Brake Unit is defective.(Proportioning relay valve: pressure sensor has Short circuit to positive.)

or

Proportioning relay valve: pressure sensor has Short circuit to positive.

7243

Component CBU Central Brake Unit is defective.(Proportioning relay valve: pressure sensor has Open circuit, no signal or short circuit.)

or

Proportioning relay valve: pressure sensor has Open circuit, no signal or short circuit.

7300

Axle modulator of driven axle faulty

7302

Undervoltage or contact fault on axle modulator

7313

Axle modulator: incorrect type installed

7314

The axle modulator of the driven axle supplies implausible data.

7316

Axle modulator of the rear axle is faulty.

7364

Data transfer to brake CAN bus is faulty

or

Fault in data transfer over the brake system CAN databus.

7365

Data transfer between axle modulator and steering wheel angle sensor/FDR electronics is faulty

or

Fault in data transfer between the axle modulator of the driven axle and the FDR electronics.

7392

Axle modulator Rear axle: signal synchronization faulty

or

Axle modulator : signal synchronization faulty

7395

Axle modulator: auxiliary pressure control

7500

Trailer control valve faulty

7512

Trailer control valve is incorrectly parameterized.

7596

Trailer control valve has implausible pressure value.

7604

Trailer control valve has Short circuit to ground at pin Y23/4.

or

Trailer control valve has Short circuit to ground at pin X2 15/10.

7605

Trailer control valve has Short circuit to positive at pin Y23/4.

or

Trailer control valve has Short circuit to positive at pin X2 15/10.

7606

The voltage supply of the trailer control valve is interrupted.

7607

Trailer control valve has Short circuit to ground at pin Y23/5.

or

Trailer control valve has Short circuit to ground at pin X2 15/11.

7608

Trailer control valve has Short circuit to positive at pin Y23/5.

or

Trailer control valve has Short circuit to positive at pin X2 15/11.

7609

Trailer control valve has Open circuit at pin Y23/4 or Y23/5.

or

Trailer control valve has Open circuit at pin X2 15/10 or X2 15/11.

7629

Trailer control valve has external excitation.

7742

Trailer control valve: pressure sensor has Short circuit to positive.

7743

Trailer control valve: pressure sensor has Open circuit, no signal or short circuit.

7791

The actual pressure values of the trailer control valve are too high.

8090

Brake circuit at rear axle: redundancy failed

8193

Thermal overload of wheel brakes

or

The wheel brake has been subjected to excessive thermal stresses.

8290

Brake circuit at the front axle: Loss of redundancy effect

8570

Impermissible deactivation of frequent-stop brake

8600

The CAN message from control module ABA Active Brake Assist is invalid or implausible.

8663

Communication between control units ABA Active Brake Assist and BS Brake control is interrupted.

9002

The FDR electronics has undervoltage at circuit 1.

or

The FDR electronics has undervoltage at circuit X2 15/15.

9010

Internal error in FDR module

or

The FDR electronics is faulty.

9011

EEPROM error in FDR module

or

The FDR electronics is faulty.

9012

Incorrect parameterization of FDR module

or

The FDR electronics is incorrectly parameterized in control module BS brake control.

9013

An incorrect FDR electronics is installed.

9051

The FDR electronics has not been installed correctly.

9052

The learning process of the FDR electronics was not completed.

9064

Fault in communication between modules of brake CAN databus.

9065

Fault in communication between modules of brake CAN databus.

9502

The steering wheel angle sensor has undervoltage.

9510

The steering wheel angle sensor is faulty.

9512

The steering wheel angle sensor is incorrectly parameterized in the control module BS brake control.

9515

The steering angle sensor supplies implausible data.

9543

The steering wheel angle sensor does not supply a measured value.

9550

The steering wheel angle sensor supplies implausible data.

9553

Control unit BS detects a steering wheel angle sensor failure.

9563

The steering wheel angle sensor detects a CAN communication error.

or

Fault in communication between modules of brake CAN databus.

9565

Control unit BS detects a steering wheel angle sensor failure.

or

Fault in communication between modules of brake CAN databus.

9597

The steering wheel angle sensor supplies an implausible steering ratio.