DTC P1707-77: Transfer Case Neutral or Park/Neutral Indication Circuit - Commanded position not reachable: Action
- Ensure that emergency park release has not been pulled and is not sticking
- Clear the DTCs and test drive the vehicle, engaging and disengaging the parking lock several times. If the fault persists, install a new transmission control module. Using JLR approved diagnostic equipment, perform routine - Learn VIN (0x0404) - and - Reset Adaption Values (0x4013) -