C CODE FAMILY
Chassis code references — Page 5.
Chassis-system diagnostic references. Read the vehicle warnings before deciding whether to continue.
Generic OBD-II
C0622
Variable Effort Steering Lock/Safety Actuator Control Circuit High
ChassisRead the code
Generic OBD-II
C0623
Variable Effort Steering Lock/Safety Actuator Control Circuit Performance
ChassisRead the code
Generic OBD-II
C0624
Variable Effort Steering Sensor Circuit
ChassisRead the code
Generic OBD-II
C0625
Variable Effort Steering Sensor Circuit Range/Performance
ChassisRead the code
Generic OBD-II
C0626
Variable Effort Steering Sensor Circuit Low
ChassisRead the code
Generic OBD-II
C0627
Variable Effort Steering Sensor Circuit High
ChassisRead the code
Generic OBD-II
C0628
Variable Effort Steering Module Performance
ChassisRead the code
Generic OBD-II
C0629
Variable Effort Steering Control Module Incorrect Component Installed
ChassisRead the code
Generic OBD-II
C062A
Variable Effort Steering Module Temperature Too High
ChassisRead the code
Generic OBD-II
C062B
Variable Effort Steering Module Temperature Too Low
ChassisRead the code
Generic OBD-II
C062C
Brake Booster Motor “B” Performance
ChassisRead the code
Generic OBD-II
C062D
ABS Valves Range/Performance
ChassisRead the code
Generic OBD-II
C062E
Active Air Dam Supply Voltage Circuit Low
ChassisRead the code
Generic OBD-II
C062F
Active Air Dam Supply Voltage Circuit High
ChassisRead the code
Generic OBD-II
C0630
Active Air Dam Stuck
ChassisRead the code
Generic OBD-II
C0631
Front Axle Disconnect Actuator
ChassisRead the code
Generic OBD-II
C0632
Front Axle Disconnect Control Circuit
ChassisRead the code
Generic OBD-II
C0633
Front Half Shaft Speed Sensor
ChassisRead the code
Generic OBD-II
C0634
Brake Pressure Sensor A/B Correlation
ChassisRead the code
Generic OBD-II
C0635
Brake Pressure Sensor G Circuit/Open
ChassisRead the code
Generic OBD-II
C0636
Brake Pressure Sensor G Circuit High
ChassisRead the code
Generic OBD-II
C0637
Brake Pressure Sensor G Circuit Low
ChassisRead the code
Generic OBD-II
C0638
Brake Pressure Sensor G Range/Performance
ChassisRead the code
Generic OBD-II
C0639
Brake Pressure Sensor H Circuit/Open
ChassisRead the code
Generic OBD-II
C063A
Brake Pressure Sensor H Circuit High
ChassisRead the code
Generic OBD-II
C063B
Brake Pressure Sensor H Circuit Low
ChassisRead the code
Generic OBD-II
C063C
Brake Pressure Sensor H Range/Performance
ChassisRead the code
Generic OBD-II
C063D
Brake Pressure Sensor J Circuit/Open
ChassisRead the code
Generic OBD-II
C063E
Brake Pressure Sensor J Circuit High
ChassisRead the code
Generic OBD-II
C063F
Brake Pressure Sensor J Circuit Low
ChassisRead the code
Generic OBD-II
C0640
Brake Pressure Sensor J Range/Performance
ChassisRead the code
Generic OBD-II
C0641
Brake Pressure Sensor K Circuit/Open
ChassisRead the code
Generic OBD-II
C0642
Brake Pressure Sensor K Circuit High
ChassisRead the code
Generic OBD-II
C0643
Brake Pressure Sensor K Circuit Low
ChassisRead the code
Generic OBD-II
C0644
Brake Pressure Sensor K Range/Performance
ChassisRead the code
Generic OBD-II
C0645
Brake Pressure Sensor L Circuit/Open
ChassisRead the code
Generic OBD-II
C0646
Brake Pressure Sensor L Circuit High
ChassisRead the code
Generic OBD-II
C0647
Brake Pressure Sensor L Circuit Low
ChassisRead the code
Generic OBD-II
C0648
Brake Pressure Sensor L Range/Performance
ChassisRead the code
Generic OBD-II
C0649
Brake Pressure Sensor M Circuit/Open
ChassisRead the code
Generic OBD-II
C064A
Brake Pressure Sensor M Circuit High
ChassisRead the code
Generic OBD-II
C064B
Brake Pressure Sensor M Circuit Low
ChassisRead the code
Generic OBD-II
C064C
Brake Pressure Sensor M Range/Performance
ChassisRead the code
Generic OBD-II
C064D
Brake Pressure Sensor N Circuit/Open
ChassisRead the code
Generic OBD-II
C064E
Brake Pressure Sensor N Circuit High
ChassisRead the code
Generic OBD-II
C064F
Brake Pressure Sensor N Circuit Low
ChassisRead the code
Generic OBD-II
C0650
Brake Pressure Sensor N Range/Performance
ChassisRead the code
Generic OBD-II
C0651
Left Front Wheel Speed Sensor B Circuit/Open
ChassisRead the code
Generic OBD-II
C0652
Left Front Wheel Speed Sensor B Range/Performance
ChassisRead the code
Generic OBD-II
C0653
Left Front Wheel Speed Sensor B Circuit Low
ChassisRead the code
Generic OBD-II
C0654
Left Front Wheel Speed Sensor B Circuit High
ChassisRead the code
Generic OBD-II
C0655
Left Front Wheel Speed Sensor B Intermittent/Erratic
ChassisRead the code
Generic OBD-II
C0656
Left Front Wheel Speed Sensor B Correlation
ChassisRead the code
Generic OBD-II
C0657
Left Front Wheel Speed Sensor B Incorrect Component Installed
ChassisRead the code
Generic OBD-II
C0658
Right Front Wheel Speed Sensor B Circuit/Open
ChassisRead the code
Generic OBD-II
C0659
Right Front Wheel Speed Sensor B Range/Performance
ChassisRead the code
Generic OBD-II
C065A
Right Front Wheel Speed Sensor B Circuit Low
ChassisRead the code
Generic OBD-II
C065B
Right Front Wheel Speed Sensor BCircuit High
ChassisRead the code
Generic OBD-II
C065C
Right Front Wheel Speed Sensor B Intermittent/Erratic
ChassisRead the code
Generic OBD-II
C065D
Right Front Wheel Speed Sensor B Correlation
ChassisRead the code
Generic OBD-II
C065E
Right Front Wheel Speed Sensor B Incorrect Component Installed
ChassisRead the code
Generic OBD-II
C065F
Left Rear Wheel Speed Sensor B Circuit/Open
ChassisRead the code
Generic OBD-II
C0660
Left Rear Wheel Speed Sensor B Range/Performance
ChassisRead the code
Generic OBD-II
C0661
Left Rear Wheel Speed Sensor B Circuit Low
ChassisRead the code
Generic OBD-II
C0662
Left Rear Wheel Speed Sensor B Circuit High
ChassisRead the code
Generic OBD-II
C0663
Left Rear Wheel Speed Sensor B Intermittent/Erratic
ChassisRead the code
Generic OBD-II
C0664
Left Rear Wheel Speed Sensor B Correlation
ChassisRead the code
Generic OBD-II
C0665
Left Rear Wheel Speed Sensor B Incorrect Component Installed
ChassisRead the code
Generic OBD-II
C0666
Right Rear Wheel Speed Sensor B Circuit/Open
ChassisRead the code
Generic OBD-II
C0667
Right Rear Wheel Speed Sensor B Range/Performance
ChassisRead the code
Generic OBD-II
C0668
Right Rear Wheel Speed Sensor B Circuit Low
ChassisRead the code
Generic OBD-II
C0669
Right Rear Wheel Speed Sensor B Circuit High
ChassisRead the code
Generic OBD-II
C066A
Right Rear Wheel Speed Sensor B Intermittent/Erratic
ChassisRead the code
Generic OBD-II
C066B
Right Rear Wheel Speed Sensor B Correlation
ChassisRead the code
Generic OBD-II
C066C
Right Rear Wheel Speed Sensor B Incorrect Component Installed
ChassisRead the code
Generic OBD-II
C066D
Service/Park Brake Chamber Pressure Sensor
ChassisRead the code
Generic OBD-II
C066E
Service/Park Brake Chamber Pressure Too High
ChassisRead the code
Generic OBD-II
C066F
Service/Park Brake Chamber Pressure Too Low
ChassisRead the code
These are code references, not a list of confirmed faults on every vehicle. Read the source and applicability notes, then match the exact vehicle, year, engine and scan report.