OBD Guide

P25D1

Exhaust Camshaft Actuator Park Lock Control Circuit Low Bank 1

P25D1 is an OBD-II diagnostic trouble code meaning: Exhaust Camshaft Actuator Park Lock Control Circuit Low Bank 1. Common causes: open or short circuit in control circuit, poor contact in connectors. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Check Engine light comes on
  • Possible problems starting the engine
  • Reduced engine power
  • Increased fuel consumption
  • Unstable operation at idle

Causes

  • Open or short circuit in control circuit
  • Poor contact in connectors
  • Lockout solenoid valve malfunction
  • Problems with the engine control unit (ECU)
  • Mechanical failure of the VVT mechanism

How to Fix

  1. Check the integrity of the control circuit
  2. Inspect and clean connector contacts
  3. Check the resistance of the solenoid valve
  4. Test the operation of the VVT mechanism
  5. If necessary, replace faulty components

Related codes

Error P25D1 by Vehicle Brand

FAQ

What does the P25D1 code mean?

P25D1 is an OBD-II diagnostic trouble code that indicates: Exhaust Camshaft Actuator Park Lock Control Circuit Low Bank 1

What causes a P25D1 error code?

The most common causes of P25D1 include: Open or short circuit in control circuit; Poor contact in connectors; Lockout solenoid valve malfunction; Problems with the engine control unit (ECU).

How do I fix a P25D1 diagnostic trouble code?

To fix P25D1: Check the integrity of the control circuit. Inspect and clean connector contacts. Check the resistance of the solenoid valve. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P25D1?

Limited driving only, diagnose soon

How much does it cost to fix P25D1?

The estimated repair cost for P25D1 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat