Powertrain
generic / SAE
P2E80
A/C Compressor Control Module Internal Temperature Sensor B Circuit Intermittent/Erratic
The ECM detects a circuit intermittent/erratic fault on the a/c compressor control module internal temperature sensor b circuit. Reading cannot be used reliably for control.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberE / 80
Possible causes
- Sensor connector not seated high
- Noisy ground reference medium
- Connector with intermittent contact under vibration low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 200–1200 €
- Estimated time: 1–4 h
- Component: ac compressor cm internal temp sensor b
- Component: wiring harness
- Component: ac compressor module
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012