OBD Guide

P1174

Cam Sensor Fault

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Unstable engine idling
  • Reduced engine power
  • Increased fuel consumption
  • Difficulty starting the engine
  • Check Engine Light Is On

Causes

  • Camshaft position sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Mechanical damage to the camshaft toothed disc
  • Wiring Harness Problems

How to Fix

  1. Check the condition of the sensor and its connector
  2. Check the integrity of the sensor circuit (resistance, voltage)
  3. Clean sensor connector contacts
  4. If necessary, replace the camshaft position sensor
  5. Check the condition of the toothed disc on the camshaft

Related codes

Error P1174 by Vehicle Brand