Powertrain
generic / SAE
P2687
Fuel Supply Heater Control Circuit / Open
The controller cannot drive the diesel fuel filter or supply line heater. In cold weather diesel waxing can clog the filter.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number6 / 87
Possible causes
- Open heater element high
- Failed heater relay medium
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–500 €
- Estimated time: 0.5–2.5 h
- Component: fuel supply heater
- Component: heater relay
- Component: wiring harness
- MIL / check engine light
Sources
References
sae:J2012