Theory Of Operation

2013 Dodge and Ram Journey Crew, AWDSECTION Theory Of Operation
WARNING: This page is about a different car, the 2012 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.

When powered, The Electronic Pedestrian Protection Module (EPPM) performs a self test of the capacitors used to initiate the squib deployment circuits in the event of collision detection. The repair of this fault condition does not involve any external circuitry and centers on verifying the integrity of these capacitors.

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:

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