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Home >> Jeep >> 2018 >> Grand Cherokee Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (3.0L Diesel - DTCS P1693-00 To P2200-00) >> DTC Troubleshooting >> P2122-00-Accelerator Pedal Position Sensor 1 Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
(K855) APP SENSOR NO. 1 5-VOLT SUPPLY CIRCUIT OPEN/HIGH RESISTANCE
(K855) APP SENSOR NO. 1 5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND
(K23) APP SENSOR NO. 1 SIGNAL CIRCUIT OPEN/HIGH RESISTANCE
(K23) APP SENSOR NO. 1 SIGNAL CIRCUIT SHORTED TO GROUND
(K23) APP SENSOR NO. 1 SIGNAL CIRCUIT SHORTED TO THE (K167) APP SENSOR NO. 1 SENSOR GROUND CIRCUIT
(K23) APP SENSOR NO. 1 SIGNAL CIRCUIT SHORTED TO THE (K400) APP SENSOR NO. 2 SENSOR GROUND CIRCUIT
ACCELERATOR PEDAL POSITION SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .