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.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: hard
Common causes
Ordered by how often each turns out to be the cause.
- Open coil in oil control valveCommon
- Broken control wirePossible
Parts involved
- Rocker Arm Actuator A B2
- Oil Control Valve
- Wiring Harness
P2655 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.