P265C

B Rocker Arm Actuator Position Sensor Circuit Low Bank 1

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$33–89 (est.)

Symptoms

Check Engine light comes on
Reduced engine power
Increased fuel consumption
Unstable engine operation at idle
The engine goes into emergency mode

Causes

Malfunction of the rocker actuator position sensor
Open or short circuit in the sensor circuit
Poor contact in the sensor connector
Engine control unit malfunction
Wiring Harness Problems

How to Fix

Check the integrity of the sensor circuit
Check sensor connections and connectors
Replace the rocker actuator position sensor if necessary
Check and replace wiring harness if necessary
Flash or replace the engine control unit if necessary

Related codes

P265B P265D P2660