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Home >> Jeep >> 2021 >> Grand Cherokee L Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 24 (8HP75 Automatic Transmission - DTCS P0219-00 To P1D78-00) >> Diagnosis And Testing >> P07B9-00: Park Switch 2 Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
SENSOR SUPPLY VOLTAGE CIRCUIT OPEN
PARK POSITION SENSOR SIGNAL CIRCUIT OPEN
PARK POSITION SENSOR GROUND CIRCUIT OPEN
PARK POSITION SENSOR SIGNAL CIRCUIT SHORTED TO GROUND
PARK POSITION SENSOR
TRANSMISSION CONTROL MODULE (TCM) ASSEMBLY

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .