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Home >> Jeep >> 2021 >> Cherokee Trailhawk >> Repair and Diagnosis >> Engine Performance >> System >> 3.2L - DTCS B104D To P0072 >> DTC Troubleshooting >> B10E9-Blower Motor Control Circuit Low >> Possible Causes

Possible Causes

Possible Causes
SHORT TO GROUND IN ONE OF THE BLOWER MOTOR CONTROL CIRCUITS
BLOWER MOTOR POWER MODULE
HVAC MODULE

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding.  Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .

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