What can cause a bad throttle position sensor?

What can cause a bad throttle position sensor?

If you notice your fuel economy has dropped dramatically, it could be a result of an improper fuel and air mixture. Similarly, if your engine struggles to idle efficiently, it could also be a result of a damaged throttle position sensor.

What kind of fuel pump does a 96 Silverado use?

I have a 96 Silverado 1500, and it did the exact same thing. It would fire with starting fluid after a line, filter, relay and pump replacement. It turned out the pump I put in was for a 96 C1500, which has a throttle body system and the pump only produced 20-30psi. The Fuel injection in the Silverado needs 55-65psi.

How does a PassLock work on a 98 Chevy?

On the 98 the passlock is a module in the column and the key switch goes inside it. There is a contact inside this module that reacts to a change in magnetic field when the key switch is turned. There are three wires that come off the top of the module.

What causes a bad gas gauge on a Chevy truck?

A poor ground or loose connection to a gas gauge is just as likely to cause problems as loose or dirty battery cables assuredly will with your starting system.

Why is my fuel injection system plugged in?

The electric fuel pump installed for a fuel injection system will draw considerable more volume of fuel from your tank than your old system did. If there are any contaminants in the tank this many times will plug up or greatly restrict the flow of fuel to the system causing many issues. Step by Step Troubleshooting guide.

Where is the voltage regulator on a Chevy truck?

Beginning around 1950, some vehicles have a small voltage regulator behind the dash that supplies a stable voltage supply for the instruments – something less than the battery voltage of six (or 12) volts. This isolates the instruments from the effects of varying battery and generator voltage.

I have a 96 Silverado 1500, and it did the exact same thing. It would fire with starting fluid after a line, filter, relay and pump replacement. It turned out the pump I put in was for a 96 C1500, which has a throttle body system and the pump only produced 20-30psi. The Fuel injection in the Silverado needs 55-65psi.

If you notice your fuel economy has dropped dramatically, it could be a result of an improper fuel and air mixture. Similarly, if your engine struggles to idle efficiently, it could also be a result of a damaged throttle position sensor.

How do you relearn the idle position on a Nissan?

Shut the car off, and begin the throttle position/idle relearn procedures as listed in the service manual/other places online. When you reach the step to press and hold the accelerator for 20 seconds, watch the SES light. It will blink several times, then come on steady. Start the car immediately within 3 seconds of the steady light coming on.

Why is my Nissan club idle not stable?

The car will throw misfire codes – do not worry about this. Shut the car off, and begin the throttle position/idle relearn procedures as listed in the service manual/other places online. When you reach the step to press and hold the accelerator for 20 seconds, watch the SES light.

Why does idle not stable, surging, idle?

After doing it a few times, I still have the same issue. RPM constantly changing between 2000 and 1000, gear in P or N. (this engine surging issue happened before, not common, once in a while) It is not a major issue, as long as my MPG isnt affect (just topped up and will be monitoring that).

Why does my 1972 VW Bug idle when cold?

If you find it difficult or impossible to make these settings, it is also possible that you have a vacuum leak (i.e., leaking of air into the intake manifold). My 1972 VW Bug will idle when cold, but not when warm. How do I fix this?

Why does the volume control jet not idle?

The “Volume Control” jet is usually the issue when it does not idle correctly. Make sure it is not more than 2.5-3 turns out, but less is better. If you hear any backfiring, even the slightest, the volume control jet is out too far and dumping too much fuel. Check the “O” ring on both “by-pass” and “Volume Control” jets.