DTC P084F-29: Park/neutral Switch Output Circuit - Signal invalid: Action
- Check for correct output signal at transmission control module pin 1 to transmission plug (check in all positions). If the signal appears normal, then check wiring and connectors to the module. If no signal present, install a new transmission control module. Using JLR approved diagnostic equipment, perform routine - Learn VIN (0x0404) - and - Reset Adaption Values (0x4013) -