OBD Guide

P2593

Turbocharger Speed Sensor B Circuit

P2593 is an OBD-II diagnostic trouble code meaning: Turbocharger Speed Sensor B Circuit. Common causes: open or short circuit in the sensor circuit, turbine speed sensor malfunction. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Reduced engine power
  • Check Engine light comes on
  • Unstable engine operation
  • Acceleration problems
  • Turbocharging does not work correctly

Causes

  • Open or short circuit in the sensor circuit
  • Turbine speed sensor malfunction
  • Poor contact in the sensor connector
  • Mechanical damage to the turbocharger
  • Wiring Harness Problems

How to Fix

  1. Check the integrity of the sensor wiring
  2. Check connections and contacts in connectors
  3. Test turbine speed sensor
  4. Replace sensor if necessary
  5. Check the condition of the turbocharger

Related codes

Error P2593 by Vehicle Brand

FAQ

What does the P2593 code mean?

P2593 is an OBD-II diagnostic trouble code that indicates: Turbocharger Speed Sensor B Circuit

What causes a P2593 error code?

The most common causes of P2593 include: Open or short circuit in the sensor circuit; Turbine speed sensor malfunction; Poor contact in the sensor connector; Mechanical damage to the turbocharger.

How do I fix a P2593 diagnostic trouble code?

To fix P2593: Check the integrity of the sensor wiring. Check connections and contacts in connectors. Test turbine speed sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2593?

Limited driving only, diagnose soon

How much does it cost to fix P2593?

The estimated repair cost for P2593 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat