P264E

A Rocker Arm Actuator Position Sensor Circuit Intermittent/Erratic Bank 1

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$33–89 (est.)

Symptoms

Unstable engine operation
Power reduction
Increased fuel consumption
Check Engine light comes on
Dips during acceleration

Causes

Malfunction of the rocker actuator position sensor
Damaged or corroded wiring
Poor contact in the sensor connector
Rocker arm actuator malfunction
Problems with the engine control unit

How to Fix

Check the integrity of the sensor wiring and connectors
Test the rocker arm actuator position sensor
Replace sensor if necessary
Check the operation of the rocker arm actuator
Update ECU firmware (if required)

Related codes

P264A P264B P264F