TCS / C0121 01
Read the instructions below then
start the fault diagnostic procedure.
Symptom: ABS warning lamp on
Message appears in display.
Steering column lock not working.
Valve Relay Does Not Open
Fault symptom
ABS warning lamp on
Message appears in display.
Steering column lock not working.
On-board diagnosis
Type of diagnosis:
Enable criteria:
| Diagnostics run when ignition is ON. |
Fault criteria:
| When voltage on output exceeds 2V. |
System reaction to a fault:
Diagnostic help
Diagnosis regards:
| Electrical fault in the component. |
Functions in the diagnostic tool related to the fault:
| (See also description of readings/activations in diagnostic tool) |
