OBD Guide

P1525

Camshaft Position Actuator 'A' Control Open Circuit Bank 1

P1525 is an OBD-II diagnostic trouble code meaning: Camshaft Position Actuator 'A' Control Open Circuit Bank 1. Common causes: open or short circuit in vvt valve control circuit, vvt solenoid valve malfunction. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

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

Causes

  • Open or short circuit in VVT valve control circuit
  • VVT solenoid valve malfunction
  • Poor contact in VVT valve connector
  • Problems with the engine control unit
  • Low engine oil level or pressure

How to Fix

  1. Check the integrity of the wiring harness to the VVT valve
  2. Measure VVT valve resistance (usually 6-12 ohms)
  3. Check the voltage at the valve connector with the ignition on
  4. Clean or replace VVT valve if necessary
  5. Check the level and condition of the engine oil

Related codes

Error P1525 by Vehicle Brand

FAQ

What does the P1525 code mean?

P1525 is an OBD-II diagnostic trouble code that indicates: Camshaft Position Actuator 'A' Control Open Circuit Bank 1

What causes a P1525 error code?

The most common causes of P1525 include: Open or short circuit in VVT valve control circuit; VVT solenoid valve malfunction; Poor contact in VVT valve connector; Problems with the engine control unit.

How do I fix a P1525 diagnostic trouble code?

To fix P1525: Check the integrity of the wiring harness to the VVT valve. Measure VVT valve resistance (usually 6-12 ohms). Check the voltage at the valve connector with the ignition on. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1525?

Yes, but get it checked soon

How much does it cost to fix P1525?

The estimated repair cost for P1525 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat