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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1574 (6.7L Diesel - DTCS P20B7 To P24A0 - 2500 Hd) >> DTC Troubleshooting >> P2121-Accelerator Pedal Position Sensor 1 Performance >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
WIRING HARNESS OR CONNECTOR DAMAGED
APP SENSOR
POWERTRAIN CONTROL MODULE (PCM)

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

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