Throttle Position Sensor: Service and Repair

1992 Saturn SL L4-1.9L SOHC VIN 9SECTION Service and Repair

TPS Attachment To Throttle Body. (TBI Engines):







REMOVAL


1. Remove TPS attachment screws and TPS assembly.


INSTALLATION

1. With throttle body valve closed, install TPS on throttle shaft. Rotate counterclockwise to align mounting holes.

2. Install TPS attachment screws.
^ Torque: 2 Nm (18 in lbs)

CAUTION: The TPS is an electrical component, and must not be soaked in any liquid solvent; otherwise damage may result.

NOTE: The TPS is not adjustable. Turning the ignition "OFF" and "ON" will reset the TPS value. Closed throttle voltage limits are 0.35 volt to 0.70 volts.


RENDER: 1.0x

NO RELATED

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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.