Lambda sensor (T154)
â–¶ How to fix
- Check sensor, wiring and connectors for open circuit - Replace sensor When component is repaired restart engine and run engine at idle for several minutes so that the fault code can be erased.
What you'll see
No driver-visible symptom recorded.
System reaction
Limphome mode is activated
Diagnostic depth
Detection
Value from the lambda sensor is not plausible
Possible cause
Connector / wiring to the lambda sensor Faulty sensor