OBD Guide

P1515

Control Module Throttle Actuator Position Performance

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

Symptoms

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

Causes

  • Throttle motor malfunction
  • Problems with throttle position sensors
  • Open or short circuit in control circuit
  • Contamination or mechanical damage to the throttle valve
  • 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 control circuit and connector connections
  3. Check the operation of the throttle position sensors
  4. Check the throttle motor
  5. If necessary, replace the throttle assembly

Related codes

Error P1515 by Vehicle Brand