Powertrain
Definition only
Lights the check engine lamp
P2654: B Rocker Arm Actuator Control Circuit High Bank 1
Standardized SAE J2012 code · P26xx — Computer and output circuits
What does P2654 mean?
Voltage on the rocker arm actuator B control line on bank 1 is above the expected window. Typical causes are a short to battery or an open solenoid coil.
The code tells you which monitor failed, not which part is broken. Test before replacing parts.
Common causes
- High Control wire shorted to B+
- Medium Open solenoid coil
- Low Connector pins corroded - high contact resistance
Likelihood is a general estimate across vehicles; your make and model may differ.
Add your car to see reports of P2654 on the same make and model first.
P2654 in the community
Ask about P2654No one has posted about P2654 yet
Share your vehicle, the tool you used and what you tested — the first thread helps everyone who searches for this code.
Describe your P2654 problem