Error code
OBD2 P2664
OBD2P2664
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
'B' Rocker Arm Actuator Control Circuit High.
Severity
moderateCan drive but may experience performance issues or increased emissions.
Summary
P2664 indicates an issue with the 'B' rocker arm actuator control circuit being too high, specifically on bank 2 of the engine.
Common Causes
- Wiring short to positive
Fixes
- Repair or replace the affected rocker arm actuator wiring.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P2600Coolant Pump Control Circuit/Open
- P2601Coolant Pump Control Circuit Range/Performance
- P2602Coolant Pump Control Circuit Low
- P2603Coolant Pump Control Circuit High
- P2604Intake Air Heater 'A' Circuit Range/Performance
- P2605Intake Air Heater 'A' Circuit/Open
- P2606Intake Air Heater 'B' Circuit Range/Performance
- P2607Intake Air Heater 'B' Circuit Low
- P2608Intake Air Heater 'B' Circuit High
- P2609Intake Air Heater System Performance
- P2610ECM/PCM Internal Engine Off Timer Performance
- P2611A/C Refrigerant Distribution Valve Control Circuit/Open