OBD-II code · Powertrain (generic)
P06FF Economy Mode Lamp Control Circuit
Economy Mode Lamp Control Circuit: the control circuit has an electrical fault.
Is it safe to drive with P06FF?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOpen in lamp or wiring
Symptoms
- Check engine light on
- Possible limp mode or no-start
- Multiple follow-up faults across modules
- Reset/relearn may be needed after repair
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–1 h
- Emissions test
- Usually unaffected
- Parts involved
- Economy Mode Lamp
Related codes
- P06FCGlow Plug Control Module 2 to PCM Communication Circuit
- P06FDGlow Plug Control Module 2 to PCM Communication Range or Performance
- P06FECold Start Diesel Intake Air Flow Control Performance
- P0700Transmission Control System Malfunction
- P0701Transmission Control System Range/Performance
- P0702Transmission Control System Electrical
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.