Powertrain
Definition only
Lights the check engine lamp
P2E7C: A/C Compressor Control Module Internal Temperature Sensor B Circuit
Standardized SAE J2012 code · P2Exx codes
What does P2E7C mean?
The ECM detects a circuit fault on the a/c compressor control module internal temperature sensor b. Reading cannot be used reliably for control.
The code tells you which monitor failed, not which part is broken. Test before replacing parts.
Common causes
- High Sensor failed
- Medium Wiring or connector fault
Likelihood is a general estimate across vehicles; your make and model may differ.
Add your car to see reports of P2E7C on the same make and model first.
P2E7C in the community
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