B120B - Passenger Seat Back Temperature Sensor

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

B120B Possible Causes

  • 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 do I fix code B120B

    Check 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 Tech Notes

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

Cost of diagnosing the B120B code

    Labor: 1.0

    The cost of diagnosing the B120B code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

B120B Possible Symptoms

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

B120B Meaning

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.
OBDII Code B120B - Passenger Seat Back Temperature Sensor - Engine-Codes.com

B120B More Information

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