How do you adjust the throttle position sensor on a Nissan?

How do you adjust the throttle position sensor on a Nissan?

Loosen the throttle position sensor retaining screw with a Phillips-head screwdriver. Adjust the TPS by moving it back and forth until the voltage is between 4.0 and 5.5 volts. Hold the TPS in place and tighten the retaining screw with the Phillips-head screwdriver.

How do you adjust the TPS on a z31?

The continuity should break once the throttle opens slightly. If the contact does not break until higher throttle movement then you can adjust the TPS by loosing the mounting screws slightly and turning the sensor until the contacts break when the throttle opens slightly.

How do you adjust the TPS on a Z32?


  1. Rotate the TPS so that the TPS voltage is reading between 0.4 to 0.5v.
  2. Unplug the gray oval TPS connector for several seconds. You should be able to see the voltage (as displayed via consult) rise. After about ~8 seconds, the hard idle switch should display “on”
  3. Reconnect the gray oval TPS connector.

What does TPS do?

The throttle position sensor (TPS) is part of your vehicle’s fuel management system, and helps ensure that the correct mixture of air and fuel is delivered to your engine. The TPS provides the most direct signal to the fuel injection system of what power demands are being made by the engine.

What should a TPS read at idle?

At idle is should be zero or a couple of degrees. Press down on the gas pedal very S-L-O-W-L-Y until the throttle is all the way open. You should see the percentage of throttle opening gradually increase to 100 percent at wide open throttle.

What does a bad TPS sensor cause?

What happens when my throttle position sensor goes bad. When a TPS goes bad, then the car’s throttle body won’t function properly. When the throttle gets stuck in an open position than your vehicle will receive too much air and cause it to have a high or fluctuating idle.

What are the symptoms of a bad TPS sensor?

  • An unexplainable bucking and jerking in the vehicle.
  • Sudden idle surges.
  • Sudden engine stalling without any apparent reason.
  • Hesitation while accelerating.
  • Sudden surges in speed while driving on the highway.
  • Intermittently flashing of check engine light for no apparent reason.
  • Difficulties in changing gears.

Can a car run without TPS?

The TPS or Throttle Postition Sensor tells the ECU how far the throttle is open, thus how much fuel is demanded. You will still be able to drive without a TPS, though not very well. The ECU will see a lean condition from the o2 once to open the throttle and it will atempt to richen it up.

Can you drive with a bad TPS?

It is not a good idea to drive with a bad throttle position sensor. Driving your car in this condition can be dangerous because your car might not accelerate properly or could suddenly accelerate without the driver pressing the gas pedal.

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