Powertrain
generic / SAE
P2B6D
Engine Coolant Flow Control Valve Position Sensor Circuit Intermittent/Erratic
The position sensor signal of the engine coolant flow control valve drops out or jumps intermittently. Loose connector or vibration-sensitive contact.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberB / 6D
Possible causes
- Sensor connector not seated high
- Harness chafing intermittently shorts the wire medium
- Connector with intermittent contact under vibration low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 150–700 €
- Estimated time: 1–4 h
- Component: engine coolant flow control valve position sensor
- Component: wiring harness
- Component: ecm
- MIL / check engine light
Sources
References
sae:J2012