Engine coolant temperature sensor
▶ How to fix
- Check lines of coolant temperature sensor - Check plug connection coolant temperature sensor and EGC4 - Renew coolant temperature sensor
What you'll see
No driver-visible symptom recorded.
System reaction
- Vehicle starts badly or doesn´t start at all - Engine runs badly - Torque is limited
Diagnostic depth
Detection
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Possible cause
- Coolant temperature sensor has short circuit to ground - Coolant temperature sensor defect