Powertrain
generic / SAE
P2697
Exhaust Aftertreatment Fuel Injector A Circuit / Open
The 7th injector (HC dosing for DPF active regeneration) cannot be driven. Active regeneration cannot raise exhaust temperature, soot accumulates in the DPF.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number6 / 97
Possible causes
- Open coil in injector solenoid high
- Broken control wire medium
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: hard
- DIY: shop recommended
- Estimated cost: 300–1800 €
- Estimated time: 1.5–5 h
- Component: hc dosing injector
- Component: injector solenoid
- Component: wiring harness
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012