B104D 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 do I fix code B104D?
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.
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Cost of diagnosing the B104D code
Labor: 1.0
The cost of diagnosing 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.Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B104D Description
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.
More Information
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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
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