OBD Guide

P1526

Minimum Throttle Position Not Learned Conditions

P1526 is an OBD-II diagnostic trouble code meaning: Minimum Throttle Position Not Learned Conditions. Common causes: throttle learning procedure not completed, problems with the throttle valve (contamination, mechanical damage). Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Unstable idle speed
  • Dips when pressing the gas pedal
  • Check Engine Light Illuminates
  • Reduced engine power
  • The car may stall at idle

Causes

  • Throttle learning procedure not completed
  • Problems with the throttle valve (contamination, mechanical damage)
  • Throttle Position Sensor Malfunction
  • Problems with wiring to the throttle body
  • Computer malfunctions

How to Fix

  1. Carry out the throttle learning procedure (according to the repair manual)
  2. Clean the throttle valve from dirt
  3. Check throttle position sensor
  4. Check the integrity of wiring and contacts
  5. If necessary, replace the throttle valve

Related codes

Error P1526 by Vehicle Brand

FAQ

What does the P1526 code mean?

P1526 is an OBD-II diagnostic trouble code that indicates: Minimum Throttle Position Not Learned Conditions

What causes a P1526 error code?

The most common causes of P1526 include: Throttle learning procedure not completed; Problems with the throttle valve (contamination, mechanical damage); Throttle Position Sensor Malfunction; Problems with wiring to the throttle body.

How do I fix a P1526 diagnostic trouble code?

To fix P1526: Carry out the throttle learning procedure (according to the repair manual). Clean the throttle valve from dirt. Check throttle position sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1526?

Limited driving only, diagnose soon

How much does it cost to fix P1526?

The estimated repair cost for P1526 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat