P1605 NISSAN - Automatic Transmission Communication
- Weak battery
- Faulty Transmission Control Module (TCM)
- Harness is open or shorted between TCM and Engine Control Module (ECM)
- Poor circuit electrical connection between TCM and ECM
When is the code detected?
Malfunction is detected when an incorrect signal from Transmission control module (TCM) is sent to Engine Control Module (ECM).
- Engine Light ON (or Service Engine Soon Warning Light)
P1605 NISSAN Description
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