OBD-II code · Powertrain (generic)
P0C87 Hybrid/EV Battery Temperature Sensor G/H Correlation
The signals of the HV battery temperature sensors G and H do not correlate within the calibrated tolerance.
Is it safe to drive with P0C87?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyOne sensor characteristic drifted
- PossibleGround offset between channels
- Less likelyPack cell imbalance approaching service threshold
Symptoms
- EV/hybrid system warning light on
- Reduced power output or limp mode
- Charging may fail or be slowed
- Reduced electric range
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.5–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Hv Battery Temp Sensor G, Hv Battery Temp Sensor H, Bms
Related codes
- P0C6EHybrid/EV Battery Temperature Sensor A/B Correlation
- P0C6FHybrid/EV Battery Temperature Sensor B/C Correlation
- P0C70Hybrid/EV Battery Temperature Sensor C/D Correlation
- P0C71Hybrid/EV Battery Temperature Sensor D/E Correlation
- P0C72Hybrid/EV Battery Temperature Sensor E/F Correlation
- P0C86Hybrid/EV Battery Temperature Sensor F/G Correlation
- P0C84Hybrid/EV Battery Temperature Sensor H Circuit High
- P0C85Hybrid/EV Battery Temperature Sensor H Circuit Intermittent/Erratic
- P0C88Hybrid/EV Battery Temperature Sensor I Circuit
- P0C89Hybrid/EV Battery Temperature Sensor I Range/Performance
- P0C8AHybrid/EV Battery Temperature Sensor I Circuit Low
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.