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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1575 (6.7L Diesel - DTCS P24A2 To U3017 - 2500 Hd) >> DTC Troubleshooting >> P24C9-Particulate Matter Sensor Temperature Circuit High >> 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
FUSED IGNITION SWITCH OUTPUT CIRCUIT (SCR RELAY 2 CIRCUIT) SHORTED TO VOLTAGE
GROUND CIRCUIT SHORTED TO VOLTAGE
GROUND CIRCUIT OPEN/HIGH RESISTANCE
PARTICULATE MATTER (PM) SENSOR

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

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