Engine-Codes - Generic - B14B4

B14B4 - Passenger Seat Heater Thermistor Circuit Short Circuit

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

B14B4 Possible Causes

  • Faulty Passenger Seat Heater Module
  • Passenger Seat Heater Module harness is open or shorted
  • Passenger Seat Heater Module circuit poor electrical connection
  • Faulty Air Condition (A/C) Control Module

How is the B14B4 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 B14B4 code

Labor: 1.0

The cost to diagnose the B14B4 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.
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Possible Symptoms

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

B14B4 Meaning

The Air Condition (A/C) Control Module monitors the Passenger Seat Heater Thermistor. The A/C Control Module sets the OBDII code when the Passenger Seat Heater Thermistor is not to factory specifications.

More Information

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Information for specific makes

  • B14B4 SCION Passenger Seat Heater Thermistor Circuit Short Circuit
  • B14B4 SUBARU Passenger Seat Heater Thermistor Circuit Short Circuit

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