Engine-Codes - Generic - B104E

B104E Code - Blend Door Control Circuit High

Repair Importance Level: 1/3
Repair Difficulty Level: 2/3  What is this?
Table of contents

|B104E code possible causes

  • Faulty Blend Door Actuator
  • Blend Door Actuator harness is open or shorted
  • Blend Door Actuator circuit poor electrical connection
  • Faulty Heating, Ventilation, & Air Conditioning (HVAC) Module

|How is the B104E 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 B104E code

Labor: 1.0

The cost to diagnose the B104E 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 B104E code possible symptoms?

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

|What is B104E code meaning?

The Powertrain Control Module (PCM) factors the Blend Door position and Blower Motor speed information into the coolant temperature modeling. This information is received as a raw voltage signal from the Heating, Ventilation, & Air Conditioning (HVAC) Module over the Can Bus.

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|B104E code information for specific makes

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