Fault code lookup

Results for “C121”

Fault codes 33

Results match keywords in the stored descriptions. Codes you typed are shown first.

CodeDescriptionBrandsSystem
C121822The steering angle sensor has a malfunction. The signal amplitude is greater than the maximum amplitude.1Chassis
C121828Lenkradwinkelsensor Offsetfehler - signal bias level out of range / zero adjustment failure1Chassis
C121829Lenkradwinkelsensor Signalfehler - signal invalid1Chassis
C121900No description available1Chassis
C121901Is set if the VAR plausibility check fails1Chassis
C121902Is set if Atleast 1 EEPROM ID containing SCN information is Empty1Chassis
C121D00Der Drucksensor im Hauptbremszylinder hat einen elektrischen Fehler.1Chassis
C121F13fan supply - open load1Chassis
Advanced: scanner vehicle and live-data matches

Vehicles 2

Vehicle data covers only some brands. These matches come from scanner data, not from a full vehicle index, so treat them as approximate.

BrandModel / variantDetails
VolkswagenC1215 Memory switch position 1/2 - passenger'scode C1214
VolkswagenC1214/ Memory switch position 1/2 - passenger'scode C1215

Live data 0

No matching live-data parameters.

These tables come from diagnostic data. They are useful for advanced users and can be ignored for a normal code lookup.

OpenDTC - independent fault code reference