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Home >> Jeep >> 2024 >> Gladiator Nighthawk, Part Time T/Case Control, Automatic Trans >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> (Electronic Shift Module (ESM) - Electrical Diagnostics) >> DTC Troubleshooting >> P1C86-14 PRNDL Display - Circuit Short To Ground Or Open >> Theory Of Operation
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Theory Of Operation

The Electronic Shift Module (ESM) performs various internal tests to verify proper controller operation. This DTC indicates that there is an issue with the Shifter PRNDM Display backlighting Light Emitting Diodes (LEDs).