OBD Guide
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B15C1

GPS Antenna Connection Malfunction Break

B15C1 is an OBD-II diagnostic trouble code meaning: GPS Antenna Connection Malfunction Break. Common causes: gps antenna wiring harness broken, oxidation or poor connector contact. Estimated repair cost: $56–167.

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

Symptoms

  • Incorrect operation of the navigation system
  • No GPS signal on display
  • Error message on the dashboard

Causes

  • GPS antenna wiring harness broken
  • Oxidation or poor connector contact
  • GPS antenna malfunction
  • Damage to wiring due to external factors (humidity, mechanical damage)

How to Fix

  1. Check the integrity of the GPS antenna wiring harness
  2. Clean connector contacts
  3. Check the operation of the GPS antenna
  4. Replace antenna or wiring harness if necessary

Related codes

U0155U0121U0151

FAQ

What does the B15C1 code mean?

B15C1 is an OBD-II diagnostic trouble code that indicates: GPS Antenna Connection Malfunction Break

What causes a B15C1 error code?

The most common causes of B15C1 include: GPS antenna wiring harness broken; Oxidation or poor connector contact; GPS antenna malfunction; Damage to wiring due to external factors (humidity, mechanical damage).

How do I fix a B15C1 diagnostic trouble code?

To fix B15C1: Check the integrity of the GPS antenna wiring harness. Clean connector contacts. Check the operation of the GPS antenna. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B15C1?

Limited driving only, diagnose soon

How much does it cost to fix B15C1?

The estimated repair cost for B15C1 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat