On-Vehicle Testing: Notes

1992 Mercury Tracer Base, 4D Wagon, AutomaticSECTION Notes
NOTE: For "engine not cranking" condition on A/T, determine if condition exists in both Park and Neutral. If condition occurs in one position and not other, neutral safety switch is probable cause. See appropriate TRANSMISSION SERVICING - A/T article in AUTOMATIC TRANS SERVICE section listed below.
CAUTION: When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.
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.