Join Now
International Automotive Technicians Network

P1701 Diagnostic Trouble Code Discussion for October 2009

Transmission Control Module Power Supply


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1701
Help Request Posted
1996 Land Rover Range Rover HSE 4.6L MIL Lamp on, gearbox fault VIN: SALPE1440T
P1701: transfer case computer has flagged fault to ECM. ... information including pinouts of TCCM connector C603, wiring diagrams of TCM, TCCM, and transfer case. I don't understand the system fully, so I can't tell why a seemingly correct "handshake" between TCCM and ECM is taking place right before the EC...
October 30, 2009
1996 Land Rover Range Rover HSE 4.6L MIL Lamp on, gearbox fault VIN: SALPE1440T
P1701: transfer case computer has flagged fault to ECM. ... information including pinouts of TCCM connector C603, wiring diagrams of TCM, TCCM, and transfer case. I don't understand the system fully, so I can't tell why a seemingly correct "handshake" between TCCM and ECM is taking place right before the EC...
October 30, 2009