P1605 Mercedes-Benz Automatic Transmission Communication
Possible causes
– 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)
– 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)
What about the obd code?
Malfunction is detected when an incorrect signal from Transmission control module (TCM) is sent to Engine Control Module (ECM).
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1605 Mercedes-Benz Description
The malfunction information related to Automatic Transmission is transferred through the line circuit from Transmission control module (TCM) to Engine Control Module (ECM).
Mercedes-Benz Vehicle:Mercedes-Benz C-Class,Mercedes-Benz CL-Class,Mercedes-Benz CLK-Class,Mercedes-Benz CLS-Class,Mercedes-Benz E-Class,Mercedes-Benz G-Class,Mercedes-Benz GL-Class,Mercedes-Benz GLK-Class,Mercedes-Benz M-Class,Mercedes-Benz R-Class,Mercedes-Benz S-Class,Mercedes-Benz SL-Class,Mercedes-Benz SLK-Class,Mercedes-Benz SLS-Class,Mercedes-Benz Sprinter 2500,Mercedes-Benz Sprinter 3500,