Powertrain
generic / SAE
P26F0
Starter Relay A Stuck On
The first starter relay stays closed when commanded off. Starter motor remains engaged after the engine is running, which can destroy the starter pinion or ring gear.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number6 / F0
Possible causes
- Relay contacts welded shut by inrush current high
- ECU output driver stuck on medium
- Carbon or debris buildup preventing free movement low
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 50–400 €
- Estimated time: 0.3–2 h
- Component: starter relay a
- Component: starter motor
- MIL / check engine light
Sources
References
sae:J2012