Powertrain
generic / SAE
P23CD
Fuel Heater Control Module Feedback Signal Open
The feedback line from the fuel heater control module to the ECM - reporting heater status - is open.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number3 / CD
Possible causes
- Open in feedback wiring high
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 120–450 €
- Estimated time: 0.6–2 h
- Component: fuel heater control module
- MIL / check engine light
Sources
References
sae:J2012