OBD Guide

C15D6

Run Flat Tire Pressure Below Threshold

C15D6 is an OBD-II diagnostic trouble code meaning: Run Flat Tire Pressure Below Threshold. Common causes: tire puncture or damage, air leak through nipple. Estimated repair cost: $6–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • Tire pressure indicator lights up
  • Deterioration in vehicle handling
  • Increased tire noise

Causes

  • Tire puncture or damage
  • Air leak through nipple
  • Tire pressure sensor malfunction
  • Low ambient temperature

How to Fix

  1. Check the pressure in all tires using a pressure gauge
  2. Inflate tires to recommended pressure
  3. Inspect tires for damage
  4. Check the condition of the nipples
  5. If necessary, replace the pressure sensor

Related codes

FAQ

What does the C15D6 code mean?

C15D6 is an OBD-II diagnostic trouble code that indicates: Run Flat Tire Pressure Below Threshold

What causes a C15D6 error code?

The most common causes of C15D6 include: Tire puncture or damage; Air leak through nipple; Tire pressure sensor malfunction; Low ambient temperature.

How do I fix a C15D6 diagnostic trouble code?

To fix C15D6: Check the pressure in all tires using a pressure gauge. Inflate tires to recommended pressure. Inspect tires for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C15D6?

Limited driving only, diagnose soon

How much does it cost to fix C15D6?

The estimated repair cost for C15D6 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat