Engine-Codes - Mercury - B113B Mercury

B113B Mercury Code - Rear Audio Switch Circuit Short to Ground

- Code Popularity: 531 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

What are the Possible Causes of the Code B113B Mercury?

  • Faulty Rear Audio Switch
  • Rear Audio Switch harness is open or shorted
  • Rear Audio Switch circuit poor electrical connection
  • Faulty Rear Audio and Temperature Control (RATC) Module

How to Fix the B113B Mercury Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

What is the Cost to Diagnose the Code B113B Mercury?

Labor: 1.0

The cost to diagnose the B113B Mercury code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

Does your Mercury have Safety Recalls? → Check here

What are Code B113B Mercury Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the B113B Mercury Code Mean?

The Rear Audio and Temperature Control (RATC) Module receives voltage and ground through the circuit. The RATC module receives input from the rear auxiliary audio controls through the circuit. It then sends these signals to the audio unit over the Audio Corporate Protocol (ACP) network through circuits. The RATC module sets the OBDII code when a short to ground is detected on the circuitry between the RATC module and the rear auxiliary audio switch.

B113B Mercury Code - Rear Audio Switch Circuit Short to Ground

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