Testing Sensor Resistance

1970 Oldsmobile 98 Eng CD UL, Automatic TransSECTION Testing Sensor Resistance

Sensor resistance can be checked with an ohmmeter by disconnecting sensor leads at connector and connecting ohmmeter across sensor leads. Sensor resistance should approximate values listed in charts. If sensors test OK, check car wiring.

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.