OBD Guide

P17F6

Ratio Monitoring Clutch 'B' and 'D'

P17F6 is an OBD-II diagnostic trouble code meaning: Ratio Monitoring Clutch 'B' and 'D'. Common causes: worn clutches b or d, transmission hydraulic system problems. Estimated repair cost: $56–222.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–222 (est.)

Symptoms

  • Incorrect gear shifting
  • Jerks when switching
  • Switching delays
  • Transmission overheating
  • Check Engine Light Illuminates

Causes

  • Worn clutches B or D
  • Transmission hydraulic system problems
  • Malfunction of clutch position sensors
  • Transmission Control Module (TCM) Problems
  • Contaminated or low transmission fluid level

How to Fix

  1. Check the level and condition of the transmission fluid
  2. Diagnose the operation of clutches B and D
  3. Check the gearbox hydraulic system
  4. Scan the transmission control module for errors
  5. If necessary, replace worn clutches or other components

Related codes

FAQ

What does the P17F6 code mean?

P17F6 is an OBD-II diagnostic trouble code that indicates: Ratio Monitoring Clutch 'B' and 'D'

What causes a P17F6 error code?

The most common causes of P17F6 include: Worn clutches B or D; Transmission hydraulic system problems; Malfunction of clutch position sensors; Transmission Control Module (TCM) Problems.

How do I fix a P17F6 diagnostic trouble code?

To fix P17F6: Check the level and condition of the transmission fluid. Diagnose the operation of clutches B and D. Check the gearbox hydraulic system. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P17F6?

Limited driving only, diagnose soon

How much does it cost to fix P17F6?

The estimated repair cost for P17F6 is $56–222. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat