OBD Guide

C1497

Power Transfer Unit

C1497 is an OBD-II diagnostic trouble code meaning: Power Transfer Unit. Common causes: worn or damaged ptu gears, low or dirty ptu oil level. Estimated repair cost: $167–556.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$167–556 (est.)

Symptoms

  • Unstable all-wheel drive operation
  • Grinding or noise coming from the PTU area
  • Check Engine light comes on
  • Reduced vehicle dynamics

Causes

  • Worn or damaged PTU gears
  • Low or dirty PTU oil level
  • Problems with electrical connections or sensors
  • Mechanical damage to the PTU housing

How to Fix

  1. Check the oil level and condition in the PTU
  2. Inspect PTU for oil leaks
  3. Check electrical connections and sensors
  4. If necessary, replace the PTU or its components

Related codes

FAQ

What does the C1497 code mean?

C1497 is an OBD-II diagnostic trouble code that indicates: Power Transfer Unit

What causes a C1497 error code?

The most common causes of C1497 include: Worn or damaged PTU gears; Low or dirty PTU oil level; Problems with electrical connections or sensors; Mechanical damage to the PTU housing.

How do I fix a C1497 diagnostic trouble code?

To fix C1497: Check the oil level and condition in the PTU. Inspect PTU for oil leaks. Check electrical connections and sensors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1497?

Limited driving only, diagnose soon

How much does it cost to fix C1497?

The estimated repair cost for C1497 is $167–556. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat