OBD Guide
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C1502

Tire Pressure Sensor 2

C1502 is an OBD-II diagnostic trouble code meaning: Tire Pressure Sensor 2. Common causes: low sensor battery, tpms sensor malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Tire pressure indicator is on
  • Lack of pressure data in the second wheel
  • False low pressure warnings

Causes

  • Low sensor battery
  • TPMS sensor malfunction
  • Sensor damage (mechanical or corrosion)
  • Problems with the signal receiver
  • Interference from electronic devices

How to Fix

  1. Check tire pressure manually
  2. Measure the sensor battery voltage
  3. Replace faulty sensor
  4. Reprogram new sensors (if required)
  5. Check the operation of the signal receiver

Related codes

C1501C1503C1504

FAQ

What does the C1502 code mean?

C1502 is an OBD-II diagnostic trouble code that indicates: Tire Pressure Sensor 2

What causes a C1502 error code?

The most common causes of C1502 include: Low sensor battery; TPMS sensor malfunction; Sensor damage (mechanical or corrosion); Problems with the signal receiver.

How do I fix a C1502 diagnostic trouble code?

To fix C1502: Check tire pressure manually. Measure the sensor battery voltage. Replace faulty sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1502?

Limited driving only, diagnose soon

How much does it cost to fix C1502?

The estimated repair cost for C1502 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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