OBD Guide

B156B

Satellite Radio Antenna Circuit

B156B is an OBD-II diagnostic trouble code meaning: Satellite Radio Antenna Circuit. Common causes: antenna wire break, short circuit in the antenna circuit. Estimated repair cost: $56–167.

Severity
Low
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • No satellite radio signal
  • Intermittent satellite radio reception
  • Error message on the multimedia system display

Causes

  • Antenna wire break
  • Short circuit in the antenna circuit
  • Satellite radio antenna malfunction
  • Wiring harness damage
  • Problems with the multimedia system control unit

How to Fix

  1. Check the integrity of the antenna wires
  2. Inspect the antenna connectors for corrosion or damage.
  3. Test your satellite radio antenna
  4. Check the multimedia system control unit
  5. Replace antenna or wiring harness if necessary

Related codes

FAQ

What does the B156B code mean?

B156B is an OBD-II diagnostic trouble code that indicates: Satellite Radio Antenna Circuit

What causes a B156B error code?

The most common causes of B156B include: Antenna wire break; Short circuit in the antenna circuit; Satellite radio antenna malfunction; Wiring harness damage.

How do I fix a B156B diagnostic trouble code?

To fix B156B: Check the integrity of the antenna wires. Inspect the antenna connectors for corrosion or damage.. Test your satellite radio antenna. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B156B?

Do not drive — repair immediately

How much does it cost to fix B156B?

The estimated repair cost for B156B is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat