Transmission Control System

Name
Code No. 44 Solenoid circuit error (UD)

Description
Solenoid continuity test failed for the second time, or either a pressure Switch or speed data problem and solenoid continuity test failed for the first time.

Probable cause
- Malfunction of pressure switch assembly
- Harness or connector between UD solenoid and TCM open or short-circuited
- TCM ground open-circuited
- Malfunction of TCM





Diagnosis