OBD Guide
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B2A02

Telematics 2 Antenna Circuit

B2A02 is an OBD-II diagnostic trouble code meaning: Telematics 2 Antenna Circuit. Common causes: open or shorted antenna wiring harness, damage to the telematics antenna. Estimated repair cost: $56–222.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–222 (est.)

Symptoms

  • Lack of connection with telematics services
  • Navigation problems
  • Inability to make emergency calls

Causes

  • Open or shorted antenna wiring harness
  • Damage to the telematics antenna
  • Telematics module malfunction
  • Software problems

How to Fix

  1. Check the integrity of the antenna wiring harness
  2. Check antenna connections
  3. Test the antenna for functionality
  4. Check telematics module
  5. Update system software (if necessary)

Related codes

B2A01B2A03U0155

FAQ

What does the B2A02 code mean?

B2A02 is an OBD-II diagnostic trouble code that indicates: Telematics 2 Antenna Circuit

What causes a B2A02 error code?

The most common causes of B2A02 include: Open or shorted antenna wiring harness; Damage to the telematics antenna; Telematics module malfunction; Software problems.

How do I fix a B2A02 diagnostic trouble code?

To fix B2A02: Check the integrity of the antenna wiring harness. Check antenna connections. Test the antenna for functionality. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2A02?

Yes, but get it checked soon

How much does it cost to fix B2A02?

The estimated repair cost for B2A02 is $56–222. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat