Powertrain
generic / SAE
P05E2
A/C Refrigerant Pressure Sensor B Circuit Intermittent or Erratic
The high-side refrigerant pressure sensor B reports intermittent or erratic signal - typically a connector or harness fault on the sensor that lives close to the compressor.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number5 / E2
Possible causes
- Intermittent contact at connector high
- Connector with intermittent contact under vibration low
- Harness routed against vibrating component low
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 80–280 €
- Estimated time: 0.4–1.4 h
- Component: ac pressure sensor b
- Component: ac pressure wiring b
- MIL / check engine light
Sources
References
sae:J2012