Engine-Codes - Mercury - B1370 MERCURY

B1370 MERCURY Code - Door Handle Ground Supply Signal Stuck

- Code Popularity: 478 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the B1370 MERCURY Code?

  • Faulty Door Handle
  • Door Handle harness is open or shorted
  • Door Handle circuit poor electrical connection
  • Faulty Remote Function Actuator (RFA) Module

|How to Fix the B1370 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.

|B1370 MERCURY code tech notes

B1370:23 Door Handle Ground Supply Signal Stuck Low
B1370:24 Door Handle Ground Supply Signal Stuck High

|What is the cost to diagnose the B1370 MERCURY code?

Labor: 1.0

The cost to diagnose the B1370 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.

|What are B1370 MERCURY code possible symptoms?

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

|What Does the B1370 MERCURY Code Mean?

The Remote Function Actuator (RFA) Module interprets radio frequency signals from the Remote Functions Receiver (RFR) Module and Intelligent Access (IA) key transmitters. The RFA module receives input signals from various modules and other components. Based on this information, the RFA module generates an output signal to control various components such as the door locks and the liftgate. The OBDII code sets when the RFA module detects a short to ground or voltage from the exterior door handle ground supply circuit. All of the doors are affected when this DTC sets.

Door Handle Ground Supply Signal Stuck

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