On-Board Diagnostics

1997 Plymouth Prowler V6-3.5L VIN FSECTION On-Board Diagnostics
These controls also provide comprehensive, on-board transaxle diagnostics. The information available can aid in transaxle diagnosis. For example, apply element buildup rate indicates solenoid performance. Also included are self-diagnostic functions which allow the technician to test the electronic controls. The transmission control module monitors its critical functions, records any malfunctions, and the number of engine starts since the last malfunction. The technician can use this information in the event of a customer complaint. Refer to the 42LE Transaxle Diagnostic Procedures. (Testing and Inspection)
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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.