OBD-II code · Powertrain (generic, extended)
P2DF1 Intake Valve Lift Range/Performance Bank 2
The variable intake valve lift system reports range/performance fault on bank 2. Multiple cylinders or system-wide deviation.
Is it safe to drive with P2DF1?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySystem-wide mechanism wear
- PossibleEngine oil pressure low
- Less likelySensor element aged beyond calibration window
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 3–14 h
- Emissions test
- Likely to fail
- Parts involved
- Intake Valve Lift System, Vvt System
Related codes
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.