Automatic transmission selector position sensor (PRNDL)
Functions:
* Determines the position of the gear selector (P, R, N, D, L)
* Transmits information to the automatic transmission control unit to select the appropriate operating mode
Location:
* Typically found on the transmission housing or shift lever
Causes of malfunction:
* Worn or damaged sensor
* Problems with wiring or connectors
* Malfunction of the automatic transmission control unit
Possible symptoms of a malfunctioning PRNDL sensor:
* Incorrect indication of gear position on the instrument panel
* Automatic transmission does not shift to the selected gear
* Parking mode is not activated, which makes it impossible to remove the ignition key
* Cruise control system malfunction
* Gear shifting is accompanied by bumps or jolts