OBD Guide

P1334

EGR Throttle Position Sensor Minimum Stop Performance

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Check Engine Light Is On
  • Unstable engine idling
  • Loss of engine power
  • Increased fuel consumption
  • Dips during acceleration

Causes

  • EGR position sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Contamination or mechanical damage to the sensor
  • EGR valve malfunction

How to Fix

  1. Check the integrity of the sensor circuit
  2. Check the contacts in the sensor connector
  3. Clean or replace EGR position sensor
  4. Check the operation of the EGR valve
  5. Replace EGR position sensor if necessary

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