OBD Guide

P259E

Turbocharger A Boost Control Position At Low Limit

P259E is an OBD-II diagnostic trouble code meaning: Turbocharger A Boost Control Position At Low Limit. Common causes: stuck turbocharger wastegate, turbine vacuum actuator malfunction. Estimated repair cost: $17–222.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–222 (est.)

Symptoms

  • Reduced engine power
  • Increased fuel consumption
  • Delayed response to the gas pedal
  • Check Engine Light Illuminates
  • Noticeable problems with acceleration dynamics

Causes

  • Stuck turbocharger wastegate
  • Turbine vacuum actuator malfunction
  • Depressurization of vacuum hoses
  • Turbine control solenoid valve malfunction
  • Damage to the wiring to the turbine actuator

How to Fix

  1. Check the mechanical operation of the bypass valve
  2. Check the tightness of the vacuum system
  3. Diagnose the operation of the control solenoid valve
  4. Check the turbine actuator control circuit
  5. Clean and lubricate the wastegate shaft

Related codes

Error P259E by Vehicle Brand

FAQ

What does the P259E code mean?

P259E is an OBD-II diagnostic trouble code that indicates: Turbocharger A Boost Control Position At Low Limit

What causes a P259E error code?

The most common causes of P259E include: Stuck turbocharger wastegate; Turbine vacuum actuator malfunction; Depressurization of vacuum hoses; Turbine control solenoid valve malfunction.

How do I fix a P259E diagnostic trouble code?

To fix P259E: Check the mechanical operation of the bypass valve. Check the tightness of the vacuum system. Diagnose the operation of the control solenoid valve. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P259E?

Limited driving only, diagnose soon

How much does it cost to fix P259E?

The estimated repair cost for P259E is $17–222. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat