Coolant temperature gauge
â–¶ How to fix
Check the coolant temperature gauge including wiring and connector. Check measure the voltage on coordinator pin 10.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The voltage in the coolant temperature gauge circuit has been above the permitted level.The fault code is set if the voltage on coordinator pin 10 exceeds approx 18 V.
Possible cause
Short circuit to live cable in the circuit for the coolant temperature gauge.