DTC C1503 Dodge

Fuel Injector 1 Circuit Low Input

Fuel Injector 1 Circuit Low Input

Description

Engine running at over 500 rpm, and the PCM detected the fuel injector 1 control circuit was continuously low for 5 seconds.

Cause and Solution

Fuel injector 1 control circuit shorted to groundFuel injector 1 power circuit is open between injector and relayFuel injector 1 is damaged or has failedPCM has failed

Video Guide

Duration: PT4M5S | Uploaded: 2020-07-24

Diagnostic Info

  • DTC Code: C1503
  • Brand: Dodge
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