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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 435 (6.7L Diesel - DTCS P1209 To P2281 - 2500 Hd & 3500 Hd) >> Diagnosis And Testing >> P1473 Intake Air Diverter Valve Circuit Shorted To Ground >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
INTAKE AIR DIVERTER COMMAND CIRCUIT SHORT TO GROUND
INTAKE AIR DIVERTER COMMAND CIRCUIT OPEN/HIGH RESISTANCE
INTAKE AIR DIVERTER COMMAND CIRCUIT SHORT TO THE VALVE GROUND CIRCUIT
INTAKE AIR DIVERTER VALVE
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE  .