AutoCodes - OBDII Code List - B10EC

B10EC - Blower Motor Control Circuit Over Current

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

B10EC Possible Causes

What does this mean?
  • Faulty Blower Motor Power Module
  • Blower Motor Power Module harness is open or shorted
  • Blower Motor Power Module circuit poor electrical connection
  • Faulty A/C Heater Control

How do I fix code B10EC?

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 B10EC code

Labor: 1.0

The cost of diagnosing the B10EC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

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

B10EC 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 HVAC Module over the Can Bus. The PCM detects that the Blower Motor Control circuit is above a maximum calibrated threshold.
OBDII Code B10ec - Blower Motor Control Circuit Over Current - AutoCodes.com

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