Powertrain
generic / SAE
P2CF9
Belt Integrated Starter Generator Belt Tensioner Control Circuit/Open
The control circuit of the belt-integrated starter/generator (BISG) belt tensioner reports a control circuit/open condition. Belt tension cannot be modulated for assist/regen modes.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberC / F9
Possible causes
- Open in tensioner control wire high
- Open tensioner actuator medium
- Pin pushed back out of connector body low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 200–1200 €
- Estimated time: 1–5 h
- Component: bisg belt tensioner
- Component: wiring harness
- Component: hybrid control module
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012