...With no vacuum, the MAP sensor should read approximately 4.5 volts. If there is no change in MAP sensor reading on the scan tool, replace MAP sensor. replace gaskets again check o2 sensor ...
...Change the throttle sensor first, and see if the map sensor is a victum. throttle sensor is similar to an old volume reostat, on some cars and everything else tries to do react, and everything errors ...
...map sensor on my 98 grand prix to change it i know its on the manifold but not sure exactly where. You should be able to locate the MAP sensor on the throttle body. Should be close to where the air ...
...MAP sensor. If that looks good, back-probe the sensor connector with the engine running, using a voltmeter. First verify there is approximately 5 volts DC between the gray and orange wires. If not, ...
change the vacuum hose on map sensor? I put a new map sensor on my 93 Pontiac GP LE 3.1 and attached the vacuum hose. I rechecked the hose and the engine went to high RPM. Check to make sure there are
map sensor it could do the same as a mass air flow sensor. 5. fuel pressure regulator could be leaking at vacuum port drawing in more fuel than needed. 6. the computer itself could be bad as well. The
...wiring harness to your MAP and oxygen sensors. After you have located and solved the culprit, change your spark plugs. I recommend copper core Autolite 605 gapped to .055-.057 for a factory stock
...change the vacuum hose on map sensor? I put a new map sensor on my 93 Pontiac GP LE 3.1 and attached the vacuum hose. I rechecked the hose and the engine went to high RPM. Simply go to a local parts ...
...MAP sensor, 02 sensor, crank position sensor, air filter, fuel filter, fuel pump, and fuel injectors. Also spark plugs, and wires. What could it be??? Have you checked the ignition module? More info ...
change out the Throttle Position Sensor this sensor is the usual cause of this symptom. My 1995 GP with the 3.1 would surge and almost stall at low engine speeds. Replacing the MAP sensor solved this,
1,787 questions posted
Usually answered in minutes!
1,496 Questions
1,236 Questions
1,043 Questions
1,014 Questions
893 Questions
