Powertrain
generic / SAE
P0612
Fuel Injector Control Module Relay Control
A circuit fault on the relay that powers the injector driver module - either control line or contact integrity issue.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number6 / 12
Possible causes
- Relay control or contact fault high
Symptoms
- Check engine light on
- Misfire or rough idle on the affected cylinder
- Increased fuel consumption
- Possible fuel smell or smoke from exhaust
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–350 €
- Estimated time: 0.5–1.8 h
- Component: fuel injector control module
- Component: injector module relay
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012