Error code

OBD2 P2663

OBD2P2663
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

'B' Rocker Arm Actuator Control Circuit Low.

Severity

moderateCan drive, but may experience performance issues or increased emissions.

Summary

P2663 indicates a low voltage issue in the control circuit of rocker arm actuator B on bank 2 of the engine.

Common Causes

  • Wiring short to ground

Fixes

  • Inspect and repair the wiring for rocker arm actuator B on bank 2.

FAQ

What does P2663 mean?

P2663 indicates a low voltage issue in the control circuit of rocker arm actuator B on bank 2.

How serious is this code?

It's moderately serious. The vehicle can still be driven but may experience performance issues or increased emissions.

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.