OBD Guide

P1953

Turbocharger Control Module 2 Defective

P1953 is an OBD-II diagnostic trouble code meaning: Turbocharger Control Module 2 Defective. Common causes: turbine control module malfunction, problems with wiring to the module. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Loss of engine power
  • Unstable engine operation
  • Excessive smoke from exhaust pipe
  • Engine transition to emergency mode
  • Check engine light comes on

Causes

  • Turbine control module malfunction
  • Problems with wiring to the module
  • Short circuit in control circuit
  • Mechanical failure of the turbocharger
  • ECU software error

How to Fix

  1. Check connections and wiring harness to control module
  2. Test resistance and voltage on module according to specifications
  3. Replacing a faulty turbine control module
  4. Check the serviceability of the turbocharger itself
  5. Diagnostics of the ECU for software updates

Related codes

FAQ

What does the P1953 code mean?

P1953 is an OBD-II diagnostic trouble code that indicates: Turbocharger Control Module 2 Defective

What causes a P1953 error code?

The most common causes of P1953 include: Turbine control module malfunction; Problems with wiring to the module; Short circuit in control circuit; Mechanical failure of the turbocharger.

How do I fix a P1953 diagnostic trouble code?

To fix P1953: Check connections and wiring harness to control module. Test resistance and voltage on module according to specifications. Replacing a faulty turbine control module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1953?

Limited driving only, diagnose soon

How much does it cost to fix P1953?

The estimated repair cost for P1953 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat