OBD Guide

P2595

Turbocharger Speed Sensor B Circuit Low

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Reduced engine power
  • Increased fuel consumption
  • Check engine light comes on
  • Unstable engine operation at high speeds
  • Activating emergency engine operation

Causes

  • Open or short circuit in the sensor circuit
  • Turbocharger speed sensor malfunction
  • Poor contact in the sensor connector
  • Wiring harness damage
  • Engine control unit malfunction

How to Fix

  1. Check the continuity of the turbocharger speed sensor circuit
  2. Inspect the sensor connectors and contacts for corrosion or damage.
  3. Check sensor resistance (compare with technical specifications)
  4. If necessary, replace the turbocharger speed sensor
  5. Scan the system for other errors

Related codes

Error P2595 by Vehicle Brand