Engine-Codes - Mercury - B120B MERCURY

B120B MERCURY Code - Passenger Seat Back Temperature Sensor

- Code Popularity: 396 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the B120B MERCURY Code?

  • Faulty Passenger Seat Back Temperature Sensor
  • Passenger Seat Back Temperature Sensor harness is open or shorted
  • Passenger Seat Back Temperature Sensor circuit poor electrical connection
  • Faulty Seat Control Module E (SCME)

|How to Fix the B120B 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.

|B120B MERCURY code tech notes

B120B:01 Passenger Seat Back Temperature Sensor General Electrical Failure
B120B:98 Passenger Seat Back Temperature Sensor Component or System Over Temperature

|What is the cost to diagnose the B120B MERCURY code?

Labor: 1.0

The cost to diagnose the B120B 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 B120B MERCURY code possible symptoms?

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

|What Does the B120B MERCURY Code Mean?

The Seat Control Module E (SCME) monitors the Passenger Seat Back Temperature Sensor. The SCME sets the OBDII code when the Passenger Seat Back Temperature Sensor is not to factory specifications.

Passenger Seat Back Temperature Sensor

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