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Brakes, ABS & chassis fault codes

81 VAG and OBD-II codes covering brakes, abs and chassis, each with what it means in plain English and how urgent it is.

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CodeDefinitionSeverity
00237ABS Solenoid Valve, Front Left (N59) - Electrical Fault in CircuitDo not keep driving
00238ABS Solenoid Valve, Front Right (N58) - Electrical Fault in CircuitDo not keep driving
00239ABS Solenoid Valve, Rear Left (N57) - Electrical Fault in CircuitDo not keep driving
00240ABS Solenoid Valve, Rear Right (N56) - Electrical Fault in CircuitDo not keep driving
00265ABS Outlet (Exhaust) Valve, Front Left Brake Circuit (N102) - Electrical FaultDo not keep driving
00267ABS Outlet (Exhaust) Valve, Front Right Brake Circuit (N100) - Electrical FaultDo not keep driving
00269ABS Outlet (Exhaust) Valve, Rear Brake Circuit (N104) - Electrical FaultDo not keep driving
00283ABS Wheel Speed Sensor, Front Left (G47): Electrical Fault / Implausible SignalDo not keep driving
00285ABS Wheel Speed Sensor, Front Right (G45): Electrical Fault / Implausible SignalDo not keep driving
00287ABS Wheel Speed Sensor, Rear Right (G44): Electrical Fault / Implausible SignalDo not keep driving
00290ABS Wheel Speed Sensor, Rear Left (G46): Electrical Fault / Implausible SignalDo not keep driving
00526Brake Light Switch (F): Electrical Fault / Implausible SignalDo not keep driving
00557Power Steering Pressure Switch (F88) - Short to GroundDo not keep driving
00741Brake Light / Brake Pedal Switch - Signal Correlation ErrorDo not keep driving
00778Steering Angle Sensor (G85): Electrical Fault / No Basic SettingDo not keep driving
00810Sensor 1 / 2 for Brake Pressure (G201 / G214) - Electrical Fault / Open or Short / Implausible SignalDo not keep driving
01130ABS Operation: Implausible Signal / MalfunctionDo not keep driving
01201Supply Voltage for ABS Valves / Pump: Malfunction (Undervoltage)Do not keep driving
01276ABS Hydraulic Pump (V64): Electrical Fault / No SignalDo not keep driving
01277ABS Hydraulic Pump Relay (J185) - Electrical FaultDo not keep driving
01435Brake Pressure Sensor 1 (G201) - Implausible Signal / Basic Setting Not Carried OutDo not keep driving
01542Yaw Rate Sensor / ESP Sensor Unit (G202) - Electrical Fault / Implausible SignalDo not keep driving
18320Brake servo pressure sensor (G294): open circuit / short to positiveDo not keep driving
B1064Brake Light; Left (M9) — open/shortDo not keep driving
B1065Brake Light; Right (M10) — open/shortDo not keep driving
B1066High-Level / Center Brake Light (M25) — open/shortDo not keep driving
B110AElectric Steering Column Lock (N360 / J764) — locked/unlock faultDo not keep driving
B110BSteering Column Lock — mechanically jammed / not reaching end positionDo not keep driving
B13BCMultiple Collision Brake - No FunctionDo not keep driving
C101AABS Wheel Speed Sensor, Front Left (G47) — electrical fault / open / short / implausible signalDo not keep driving
C101BABS Wheel Speed Sensor, Front Right (G45) — electrical fault / open / short / implausible signalDo not keep driving
C101CABS Wheel Speed Sensor, Rear Left (G46) — electrical fault / open / short / implausible signalDo not keep driving
C101DABS Wheel Speed Sensor, Rear Right (G44) — electrical fault / open / short / implausible signalDo not keep driving
C1031Level Control / Air Suspension: System Pressure Too Low (Level Control Pressure Sensor)Investigate soon
C1044Air Suspension / Level Control: Ride Height Not Learned (Basic Setting Not Performed)Investigate soon
C106BPower Steering (J500): Internal / Electric Steering Motor Circuit FaultDo not keep driving
C1077ABS Return Flow / Hydraulic Pump (V64) — electrical fault / supply voltage / internal system faultDo not keep driving
C10A9Steering Torque Sensor (G269): Electrical Fault (Power Steering J500)Do not keep driving
C10AASteering Torque Sensor (G269): Implausible Signal (Power Steering J500)Do not keep driving
C10ABSteering Angle Sensor (G85): Implausible Signal (Power Steering J500)Do not keep driving
C10ACSteering Limit / End Stops Not Learned - Basic Setting Missing (Power Steering J500)Do not keep driving
C10ADPower Steering (J500): Electric Steering Motor Position Sensor Implausible / Reduced Steering AssistDo not keep driving
C10AEElectric Motor for Power Steering (V187): Open Circuit (Power Steering J500)Do not keep driving
C10AFElectric Motor for Power Steering (V187): Electrical Fault / Short Circuit (Power Steering J500)Do not keep driving
C10C8Air Suspension: Function Shut-Off Active (System Disabled)Investigate soon
C10E2Electronic Parking Brake Control Module (J540): Electrical Failure / Missing Calibration (Basic Setting)Do not keep driving
C114AAir Suspension / Level Control: Function Limitation / System FaultInvestigate soon
P0504Brake Switch A/B CorrelationDo not keep driving
P050FBrake Assist Vacuum Too LowDo not keep driving
P0550Power Steering Pressure Sensor/Switch CircuitDo not keep driving
P0551Power Steering Pressure Sensor/Switch Circuit Range/PerformanceDo not keep driving
P0552Power Steering Pressure Sensor/Switch Circuit LowDo not keep driving
P0553Power Steering Pressure Sensor/Switch Circuit HighDo not keep driving
P0554Power Steering Pressure Sensor/Switch Circuit IntermittentDo not keep driving
P0571Brake Switch A CircuitDo not keep driving
P0572Brake Switch A Circuit LowDo not keep driving
P0573Brake Switch A Circuit HighDo not keep driving
P061EInternal Control Module Brake Signal PerformanceDo not keep driving
P0635Power Steering Control CircuitDo not keep driving
P0636Power Steering Control Circuit LowDo not keep driving
P0637Power Steering Control Circuit HighDo not keep driving
P0719Brake Switch B Circuit LowDo not keep driving
P0724Brake Switch B Circuit HighDo not keep driving
P1606Rough Road Specification - Engine Torque via ABS-ECU - Electrical MalfunctionDo not keep driving
P1859Brake Switch - Error Message from Engine Control Module (ECM)Do not keep driving
U0315Software Incompatibility With Anti-Lock Brake System (ABS) Control Module (J104)Do not keep driving
U0316Software Incompatibility With Vehicle Dynamics (ESP) Control ModuleDo not keep driving
U0317Software Incompatibility With Park Brake Control Module (J540)Do not keep driving
U0318Software Incompatibility With Brake System Control ModuleDo not keep driving
U0319Software Incompatibility With Steering Effort Control ModuleDo not keep driving
U0320Software Incompatibility With Power Steering Control Module (J500)Do not keep driving
U0328Software Incompatibility With Steering Angle Sensor Module (G85)Do not keep driving
U0329Software Incompatibility With Steering Column Control Module (J527)Do not keep driving
U0415Invalid Data Received From Anti-Lock Brake System (ABS) Control Module (J104)Do not keep driving
U0416Invalid Data Received From Vehicle Dynamics (ESP) Control ModuleDo not keep driving
U0417Invalid Data Received From Park Brake Control Module (J540)Do not keep driving
U0418Invalid Data Received From Brake System Control ModuleDo not keep driving
U0419Invalid Data Received From Steering Effort Control ModuleDo not keep driving
U0420Invalid Data Received From Power Steering Control Module (J500)Do not keep driving
U0428Invalid Data Received From Steering Angle Sensor Module (G85)Do not keep driving
U0429Invalid Data Received From Steering Column Control Module (J527)Do not keep driving

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