OBD Guide
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C1496

Power Transfer Unit Performance Or Incorrect Operation

C1496 is an OBD-II diagnostic trouble code meaning: Power Transfer Unit Performance Or Incorrect Operation. Common causes: worn or damaged ptu gears, low or leaking oil in ptu. Estimated repair cost: $167–556.

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

Symptoms

  • Uneven power distribution between axles
  • Reduced all-wheel drive efficiency
  • Periodic shutdown of the all-wheel drive system
  • Increased noise from the PTU area
  • Check Engine Light

Causes

  • Worn or damaged PTU gears
  • Low or leaking oil in PTU
  • PTU solenoid valve (solenoid) malfunction
  • Problems with the wiring harness or connectors
  • Wheel speed sensor malfunction

How to Fix

  1. Check the oil level and condition in the PTU
  2. Inspect PTU for oil leaks
  3. Check the condition of the wiring harness and connectors
  4. Carry out diagnostics of PTU solenoids
  5. Check wheel speed sensors
  6. Replace or repair PTU if necessary

Related codes

C1495C1497C1498P0700

FAQ

What does the C1496 code mean?

C1496 is an OBD-II diagnostic trouble code that indicates: Power Transfer Unit Performance Or Incorrect Operation

What causes a C1496 error code?

The most common causes of C1496 include: Worn or damaged PTU gears; Low or leaking oil in PTU; PTU solenoid valve (solenoid) malfunction; Problems with the wiring harness or connectors.

How do I fix a C1496 diagnostic trouble code?

To fix C1496: Check the oil level and condition in the PTU. Inspect PTU for oil leaks. Check the condition of the wiring harness and connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1496?

Limited driving only, diagnose soon

How much does it cost to fix C1496?

The estimated repair cost for C1496 is $167–556. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat