Powertrain
generic / SAE
P0619
Alternative Fuel Control Module RAM and ROM Error
The alternative fuel control module reports an internal RAM or ROM check failure - module no longer trustworthy.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number6 / 19
Possible causes
- Module internal memory fault high
- Module software outdated, reflash may resolve low
- Supply voltage outside specification low
Symptoms
- Check engine light on
- Possible limp mode or no-start
- Multiple follow-up faults across modules
- Reset/relearn may be needed after repair
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 400–2000 €
- Estimated time: 2–6 h
- Component: alternative fuel control module
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012