OBD Guide
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B1A89

Satellite Antenna

B1A89 is an OBD-II diagnostic trouble code meaning: Satellite Antenna. Common causes: antenna circuit break, antenna damage. Estimated repair cost: $56–167.

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

Symptoms

  • No GPS signal
  • Problems with satellite radio
  • Emergency communication system (eCall) does not work

Causes

  • Antenna circuit break
  • Antenna damage
  • Short circuit in wiring harness
  • Communication module malfunction
  • Software glitch

How to Fix

  1. Check antenna integrity
  2. Check the wiring harness for opens and shorts
  3. Diagnose communication module
  4. Update communication module software
  5. Replace the antenna if necessary

Related codes

B1A88B1A90U0155

FAQ

What does the B1A89 code mean?

B1A89 is an OBD-II diagnostic trouble code that indicates: Satellite Antenna

What causes a B1A89 error code?

The most common causes of B1A89 include: Antenna circuit break; Antenna damage; Short circuit in wiring harness; Communication module malfunction.

How do I fix a B1A89 diagnostic trouble code?

To fix B1A89: Check antenna integrity. Check the wiring harness for opens and shorts. Diagnose communication module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1A89?

Limited driving only, diagnose soon

How much does it cost to fix B1A89?

The estimated repair cost for B1A89 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat