OBD-II code · Powertrain (generic, extended)
P24C2 Exhaust Gas Temperature Measurement System Multiple Sensor Correlation Bank 1
The multiple EGT sensors on bank 1 disagree by more than the diagnostic tolerance under stable conditions - one of them has drifted relative to the others.
Is it safe to drive with P24C2?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOne sensor has drifted
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 1–3 h
- Emissions test
- Likely to fail
- Parts involved
- Egt Sensor B1s1, Egt Sensor B1s2, Egt Sensor B1s3, Egt Sensor B1s4
Related codes
- P24C3Exhaust Gas Temperature Measurement System Multiple Sensor Correlation Bank 2
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Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.