OBD Guide

P264A

A Rocker Arm Actuator Position Sensor Circuit Bank 1

P264A is an OBD-II diagnostic trouble code meaning: A Rocker Arm Actuator Position Sensor Circuit Bank 1. Common causes: malfunction of the rocker actuator position sensor, open or short circuit in the sensor circuit. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Check Engine light comes on
  • Deterioration in acceleration dynamics
  • Increased fuel consumption
  • Unstable engine operation at idle
  • Loss of engine power

Causes

  • Malfunction of the rocker actuator position sensor
  • Open or short circuit in the sensor circuit
  • Problems with the wiring harness or connectors
  • Rocker arm actuator malfunction
  • Problems with the engine control unit (ECU)

How to Fix

  1. Check the integrity of the sensor circuit
  2. Check sensor connectors and connections
  3. Test the rocker arm actuator position sensor
  4. Replace sensor if necessary
  5. Check the operation of the rocker arm actuator

Related codes

Error P264A by Vehicle Brand

FAQ

What does the P264A code mean?

P264A is an OBD-II diagnostic trouble code that indicates: A Rocker Arm Actuator Position Sensor Circuit Bank 1

What causes a P264A error code?

The most common causes of P264A include: Malfunction of the rocker actuator position sensor; Open or short circuit in the sensor circuit; Problems with the wiring harness or connectors; Rocker arm actuator malfunction.

How do I fix a P264A diagnostic trouble code?

To fix P264A: Check the integrity of the sensor circuit. Check sensor connectors and connections. Test the rocker arm actuator position sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P264A?

Yes, but get it checked soon

How much does it cost to fix P264A?

The estimated repair cost for P264A is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat