Engine-Codes - Generic - B104D

B104D Code - Blend Door Control Circuit Low

- Code Popularity: 2,135 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the B104D Code?

  • 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 to Fix the B104D 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.

|What is the cost to diagnose the B104D code?

Labor: 1.0

The cost to diagnose the B104D 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 B104D code possible symptoms?

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

|What Does the B104D Code Mean?

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.

Blend Door Control Circuit Low

|Need more information with the B104D code?

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|B104D code information for specific makes

  • B104D CHRYSLER Blend Door Control Circuit Low
  • B104D DODGE Blend Door Control Circuit Low
  • B104D FORD Crash Zone Sensor And Other Sensor Circuits Short To Power Supply
  • B104D JEEP Blend Door Control Circuit Low
  • B104D LINCOLN Crash Zone Sensor And Other Sensor Circuits Short To Power Supply
  • B104D MAZDA Crash Zone Sensor And Other Sensor Circuits Short To Power Supply
  • B104D MERCURY Crash Zone Sensor And Other Sensor Circuits Short To Power Supply
  • B104D RAM Blend Door Control Circuit Low

|Need help with a B104D code?

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