OBD-II code · Powertrain (manufacturer / generic)
P341A Deactivation/Intake Valve Control Circuit Performance Bank 1
The intake valve deactivation system on bank 1 is electrically active but the mechanical response does not match commanded state. Often hydraulic pin sticking from sludge or low oil pressure.
Is it safe to drive with P341A?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelyOil sludge blocks deactivation pin
- PossibleLow oil pressure
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–8 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Cylinder Deactivation Solenoid, Hydraulic Pin, Engine Oil
Related codes
- P341BDeactivation/Intake Valve Control Circuit Performance Bank 2
- P3417Cylinder 3 Deactivation/Intake Valve Control Circuit/Open
- P3418Cylinder 3 Deactivation/Intake Valve Control Performance
- P3419Cylinder 3 Deactivation/Intake Valve Control Circuit Low
- P341CDeactivation/Exhaust Valve Control Circuit Performance Bank 1
- P341DDeactivation/Exhaust Valve Control Circuit Performance Bank 2
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.