OBD-II code · Powertrain (generic, extended)
P2655 A Rocker Arm Actuator Control Circuit / Open Bank 2
The controller cannot drive the rocker arm switching actuator A on bank 2. The valve lift mode cannot be switched on this bank.
Is it safe to drive with P2655?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelyOpen coil in oil control valve
- PossibleBroken control wire
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1.5–5 h
- Emissions test
- Usually unaffected
- Parts involved
- Rocker Arm Actuator A B2, Oil Control Valve, Wiring Harness
Related codes
- P2645A Rocker Arm Actuator Control Circuit / Open Bank 1
- P2650B Rocker Arm Actuator Control Circuit / Open Bank 1
- P2660B Rocker Arm Actuator Control Circuit / Open Bank 2
- P2652B Rocker Arm Actuator System Stuck On Bank 1
- P2653B Rocker Arm Actuator Control Circuit Low Bank 1
- P2654B Rocker Arm Actuator Control Circuit High Bank 1
- P2656A Rocker Arm Actuator System Performance/Stuck Off Bank 2
- P2657A Rocker Arm Actuator System Stuck On Bank 2
- P2658A Rocker Arm Actuator Control Circuit Low Bank 2
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.