OBD Guide

P15F5

Crankshaft Torque Command Signal Message Counter Incorrect

P15F5 is an OBD-II diagnostic trouble code meaning: Crankshaft Torque Command Signal Message Counter Incorrect. Common causes: problems with wiring between control modules, engine control module (ecu) malfunction. Estimated repair cost: ~$333.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
~$333 (est.)

Symptoms

  • Unstable engine operation
  • Power reduction
  • Check Engine Light Illuminates
  • Problems with gear shifting (if automatic transmission)

Causes

  • Problems with wiring between control modules
  • Engine control module (ECU) malfunction
  • Transmission control module (TCM) malfunction
  • Software error in one of the control modules
  • Problems with power supply or grounding of modules

How to Fix

  1. Check the integrity of the wiring between the control modules
  2. Check connections and connectors of control modules
  3. Read all error codes and perform a full diagnostic
  4. Update control module software (if available)
  5. If necessary, replace the faulty control module

Related codes

FAQ

What does the P15F5 code mean?

P15F5 is an OBD-II diagnostic trouble code that indicates: Crankshaft Torque Command Signal Message Counter Incorrect

What causes a P15F5 error code?

The most common causes of P15F5 include: Problems with wiring between control modules; Engine control module (ECU) malfunction; Transmission control module (TCM) malfunction; Software error in one of the control modules.

How do I fix a P15F5 diagnostic trouble code?

To fix P15F5: Check the integrity of the wiring between the control modules. Check connections and connectors of control modules. Read all error codes and perform a full diagnostic. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P15F5?

Yes, but get it checked soon

How much does it cost to fix P15F5?

The estimated repair cost for P15F5 is ~$333. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat