OBD Guide
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C1503

Tire Pressure Sensor 3

C1503 is an OBD-II diagnostic trouble code meaning: Tire Pressure Sensor 3. Common causes: low sensor battery, physical damage to the sensor. Estimated repair cost: $22–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–56 (est.)

Symptoms

  • Tire pressure indicator is on
  • There is no data on the pressure in one of the tires
  • False low pressure warnings

Causes

  • Low sensor battery
  • Physical damage to the sensor
  • Problems with signal reception
  • TPMS control unit malfunction

How to Fix

  1. Check the sensor condition
  2. Replace sensor battery if necessary
  3. Check wiring harness for damage
  4. Reprogram the sensor if necessary

Related codes

C1500C1501C1502

FAQ

What does the C1503 code mean?

C1503 is an OBD-II diagnostic trouble code that indicates: Tire Pressure Sensor 3

What causes a C1503 error code?

The most common causes of C1503 include: Low sensor battery; Physical damage to the sensor; Problems with signal reception; TPMS control unit malfunction.

How do I fix a C1503 diagnostic trouble code?

To fix C1503: Check the sensor condition. Replace sensor battery if necessary. Check wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1503?

Limited driving only, diagnose soon

How much does it cost to fix C1503?

The estimated repair cost for C1503 is $22–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat