Powertrain
generic / SAE
P2602
Coolant Pump Control Circuit Open
The ECU detects an open circuit on the electric coolant pump control line. Without pump control the engine cannot actively manage warm-up and cool-down phases.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number6 / 02
Possible causes
- Pump motor open high
- Drive line open medium
- Pin pushed back out of connector body low
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 120–700 €
- Estimated time: 0.5–2.5 h
- Component: electric coolant pump
- Component: coolant pump wiring
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012