Powertrain
generic / SAE
P2182
Engine Coolant Temperature Sensor 2 Circuit
A general electrical fault is reported on engine coolant temperature sensor 2 — open, shorted, or out of plausibility. Sensor 2 is typically at the radiator outlet or as redundancy on the second cylinder bank.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number1 / 82
Possible causes
- Sensor failed high
- Harness fault medium
Symptoms
- Check engine light on
- Cooling fan runs constantly or not at all
- Cabin heater weak or excessively hot
- Possible long warm-up time or hard cold start
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 40–350 €
- Estimated time: 0.3–2 h
- Component: engine coolant temperature sensor 2
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012