Powertrain
generic / SAE
P2B66
Coolant Pump D Control Circuit/Open
Coolant pump D reports a control circuit/open condition. Coolant circulation through the affected loop cannot be commanded reliably.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberB / 66
Possible causes
- Open in control wire high
- Open pump motor medium
- Pin pushed back out of connector body low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 200–1000 €
- Estimated time: 1–4 h
- Component: coolant pump d
- Component: wiring harness
- Component: ecm
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012