Ignition Systems DTCS

2005 Dodge and Ram Magnum R/T, AWDSECTION Ignition Systems DTCS
IGNITION SYSTEMS DTCS DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description
B2100 IGNITION RUN/START INPUT CIRCUIT PERFORMANCE
B2104 IGNITION UNLOCK RUN/START CONTROL CIRCUIT LOW
B2105 IGNITION UNLOCK RUN/START CONTROL CIRCUIT HIGH
B211E IGNITION RUN/ACC/PAD CONTROL CIRCUIT LOW
B211F IGNITION RUN/ACC/PAD CONTROL CIRCUIT HIGH
B2120 IGNITION RUN/ACC/PAD CONTROL CIRCUIT OPEN
B2122 IGNITION RUN CONTROL CIRCUIT LOW
B2123 IGNITION RUN CONTROL CIRCUIT HIGH
B2124 IGNITION RUN CONTROL CIRCUIT OPEN
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.