OBD Guide

P1192

Electronic Throttle System Limp home - Target Follow Malfunction

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Loss of engine power
  • Unstable idle speed
  • Check Engine light comes on
  • The car goes into emergency mode
  • Dips when pressing the gas pedal

Causes

  • Throttle Position Sensor Malfunction
  • Problems with the throttle motor
  • Open or short circuit in control circuit
  • Throttle valve contamination
  • Problems with the engine control unit

How to Fix

  1. Check the condition of the throttle valve and clean if necessary
  2. Check the integrity of the wiring harness and connectors
  3. Check the operation of the throttle position sensor
  4. Check the throttle motor
  5. Reset error and perform throttle learning procedure

Related codes

Error P1192 by Vehicle Brand