OBD Guide

P03E7

A Camshaft Position Actuator Position Sensor C Circuit Low Bank 1

P03E7 is an OBD-II diagnostic trouble code meaning: A Camshaft Position Actuator Position Sensor C Circuit Low Bank 1. Common causes: open or short circuit in the sensor wiring harness, camshaft position sensor malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Unstable engine operation
  • Power reduction
  • Increased fuel consumption
  • Check Engine Light Illuminates

Causes

  • Open or short circuit in the sensor wiring harness
  • Camshaft position sensor malfunction
  • VVT actuator problems
  • Poor contact in the sensor connector
  • ECU malfunction

How to Fix

  1. Check the integrity of the sensor wiring harness
  2. Check resistance and sensor signal
  3. Inspect connectors for corrosion or damage
  4. Check the operation of the VVT actuator
  5. If necessary, replace the sensor or wiring harness

Related codes

Error P03E7 by Vehicle Brand

FAQ

What does the P03E7 code mean?

P03E7 is an OBD-II diagnostic trouble code that indicates: A Camshaft Position Actuator Position Sensor C Circuit Low Bank 1

What causes a P03E7 error code?

The most common causes of P03E7 include: Open or short circuit in the sensor wiring harness; Camshaft position sensor malfunction; VVT actuator problems; Poor contact in the sensor connector.

How do I fix a P03E7 diagnostic trouble code?

To fix P03E7: Check the integrity of the sensor wiring harness. Check resistance and sensor signal. Inspect connectors for corrosion or damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P03E7?

Limited driving only, diagnose soon

How much does it cost to fix P03E7?

The estimated repair cost for P03E7 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat