OBD-II code · Powertrain (generic, extended)
P2B2C Engine Coolant Temperature Sensor 5 Range/Performance
The engine coolant temperature 5 signal does not match plausibility checks against related signals. Sensor drift.
Is it safe to drive with P2B2C?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelySensor characteristic drifted
- PossibleSensor mounting displaced from reference path
- Less likelySensor element aged beyond calibration window
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
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–1.5 h
- Emissions test
- Likely to fail
- Parts involved
- Engine Coolant Temperature Sensor 5, Wiring Harness, Ecm
Related codes
- P2AFDEngine Coolant Temperature Sensor 4 Range/Performance
- P2BB7Engine Coolant Temperature Sensor 6 Range/Performance
- P2B29Hybrid/EV Battery Pack Coolant Pump A Overspeed - Dry Run
- P2B2AHybrid/EV Electronics Coolant Pump A Overspeed - Dry Run
- P2B2BEngine Coolant Temperature Sensor 5 Circuit
- P2B2DEngine Coolant Temperature Sensor 5 Circuit Low
- P2B2EEngine Coolant Temperature Sensor 5 Circuit High
- P2B2FFan 1 Performance/Stuck Off
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.