B104E - Blend Door Control Circuit High

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

B104E 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

First diagnose B104E code

    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 terminals.

Cost of diagnosing the B104E code

    Labor: 1.0

    The cost of diagnosing the B104E 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.

B104E Possible Symptoms

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

B104E 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.
OBDII Code B104E - Blend Door Control Circuit High - Engine-Codes.com

B104E More Information

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