OBD-II code · Powertrain (manufacturer / generic)
P3486 Cylinder 11 Exhaust Valve Control Circuit Performance
Per-cylinder exhaust valve control on cylinder 11 does not respond as commanded. Mechanical issue at the deactivation actuator for that cylinder.
Is it safe to drive with P3486?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelyActuator stuck mechanically
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 3–10 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Cyl11 Exhaust Valve Actuator, Hydraulic Pin
Related codes
- P3483Cylinder Deactivation Solenoid Bank 1 Control Circuit High
- P3484Cylinder Deactivation Solenoid Bank 2 Control Circuit Low
- P3485Cylinder Deactivation Solenoid Bank 2 Control Circuit High
- P3487Cylinder 11 Exhaust Valve Control Circuit Low
- P3488Cylinder 11 Exhaust Valve Control Circuit High
- P3489Cylinder 11 Deactivation
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.