Scan Tool Diagnostic Mode

1995 Dodge and Ram Pickup R3500, 2D Pickup, 8.0 W, RWD, AutomaticSECTION Scan Tool Diagnostic Mode
  1. Turn ignition off. Connect scan tool to Data Link Connector (DLC). See DATA LINK CONNECTOR (DLC)Β  table for connector location. See Fig 1-3.
    DATA LINK CONNECTOR (DLC)

    Application DLC Location
    Dakota & Ram Pickup Right Rear Corner Of Engine Compartment
    Ram Van/Wagon Center Of Dash Panel In Engine Compartment, Near PCM
  2. Start engine (if possible). With foot on brake, move transmission shift lever through all positions, ending in Park. Turn A/C switch on and then off (if equipped).
  3. Turn engine off. Without starting engine again, turn ignition on. Using scan tool, access and record trouble codes.
  4. When scan tool trouble code message is obtained, refer to appropriate test number. To clear trouble codes, see CLEARING TROUBLE CODESΒ .
Fig 1: Locating Data Link Connector (DLC) (AB Body)
G95B27970Courtesy of CHRYSLER LLC
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.