OBD Guide

P0392

Camshaft Position Sensor B Circuit Low Bank 2

P0392 is an OBD-II diagnostic trouble code meaning: Camshaft Position Sensor B Circuit Low Bank 2. Common causes: camshaft position sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $56–167.

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

Symptoms

  • Rough idle
  • Reduced engine power
  • Problems starting the engine
  • Check Engine Light Illuminates
  • Increased fuel consumption

Causes

  • Camshaft position sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contacts or corrosion in the sensor connector
  • Wiring Harness Problems
  • Engine control unit (ECU) malfunction

How to Fix

  1. Check the integrity of the sensor circuit (resistance, voltage)
  2. Check the condition of the sensor connector and contacts
  3. Replace the camshaft position sensor if it is faulty
  4. Check and replace wiring harness if necessary
  5. Check the functionality of the engine control unit

Related codes

Error P0392 by Vehicle Brand

FAQ

What does the P0392 code mean?

P0392 is an OBD-II diagnostic trouble code that indicates: Camshaft Position Sensor B Circuit Low Bank 2

What causes a P0392 error code?

The most common causes of P0392 include: Camshaft position sensor malfunction; Open or short circuit in the sensor circuit; Poor contacts or corrosion in the sensor connector; Wiring Harness Problems.

How do I fix a P0392 diagnostic trouble code?

To fix P0392: Check the integrity of the sensor circuit (resistance, voltage). Check the condition of the sensor connector and contacts. Replace the camshaft position sensor if it is faulty. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0392?

Limited driving only, diagnose soon

How much does it cost to fix P0392?

The estimated repair cost for P0392 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat