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Home >> Chrysler >> 2011 >> 300 Base, Gas >> Repair and Diagnosis >> External Pages >> Different car >> Section 1926 (6.7L Diesel - DTCS P0008-00 To P02E3-00 - 2500HD & 3500HD) >> DTC Troubleshooting >> P0103-00-Mass Air Flow Sensor "A" Circuit High >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2019 RAM 3500 HD and 2019 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
MAF SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE
MAF SENSOR RETURN CIRCUIT OPEN/HIGH RESISTANCE
MASS AIR FLOW (MAF) SENSOR
POWERTRAIN CONTROL MODULE (PCM)

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

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