OBD-II code · Powertrain (generic, extended)
P2660 B Rocker Arm Actuator Control Circuit / Open Bank 2
The controller cannot drive the rocker arm switching actuator B on bank 2.
Is it safe to drive with P2660?
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 B 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
- P2655A Rocker Arm Actuator Control Circuit / Open Bank 2
- P265DB Rocker Arm Actuator Position Sensor Circuit High Bank 1
- P265EB Rocker Arm Actuator Position Sensor Circuit Intermittent/Erratic Bank 1
- P265FVariable A/C Compressor Control Circuit Range/Performance
- P2661B Rocker Arm Actuator System Performance/Stuck Off Bank 2
- P2662B Rocker Arm Actuator System Stuck On Bank 2
- P2663B Rocker Arm Actuator Control Circuit Low Bank 2
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.