OBD Guide

P0392

Camshaft Position Sensor B Circuit Low Bank 2

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