Engine-Codes - Mercury - B1372 MERCURY

B1372 MERCURY Code - Left Rear Door Handle Unlock Circuit No Sub Type Information

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

|B1372 MERCURY code possible causes

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

|How is the B1372 MERCURY code repair?

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 B1372 MERCURY code

Labor: 1.0

The cost to diagnose the B1372 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 B1372 MERCURY code possible symptoms?

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

|What is B1372 MERCURY code meaning?

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 receives no response from the left rear door unlock sensor when voltage and ground are applied to the sensor after detecting vehicle speed.

|Need more information with the B1372 MERCURY code?

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|Need help with a B1372 MERCURY code?

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