OBDII Code List

C0044 SUBARU - TCM Communication Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Transmission Control Module (TCM)
  • Transmission Control Module (TCM) harness is open or shorted
  • Transmission Control Module (TCM) circuit poor electrical connection

Possible symptoms

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

C0044 Subaru Description

The Control Area Network (CAN) communication failure of Transmission Control Module (TCM)
OBDII Code C0044 Subaru - TCM Communication Circuit -

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