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Home >> Dodge and Ram >> 2024 >> ProMaster 2500 Base >> Repair and Diagnosis >> Engine Performance >> System >> 3.6L - DTCS P0501 To P0533 >> DTC Troubleshooting >> P050B Cold Start Ignition Timing Performance >> Possible Causes

Possible Causes

Possible Causes
RESTRICTED INTAKE AIR SYSTEM
LOW BATTERY VOLTAGE
FUEL CONTAMINATION
ETC MOTOR (+) CIRCUIT OPEN/HIGH RESISTANCE
ETC MOTOR (-) CIRCUIT OPEN/HIGH RESISTANCE
THROTTLE BODY
POWERTRAIN CONTROL MODULE (PCM)

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