0
1999 GMC Jimmy it will not start because there is no signal to the fuel injectors i have changed all modules. any clue thanks mike H?
Wiki User
∙ 16y ago
check cam or crank sensor
Wiki User
∙ 16y ago
Add your answer:
Earn +20 pts
No pulse to injectors on a Nissan Sentra?
Make sure you have the ignition supply for the injectors. Check the starter signal input to the engine computer.
All fuel injectors stuck open on your 1991 Nissan 300zx?
When all fuel injectors are stuck open, this generally means that the injectors are not getting the right voltage. You will need to not only check the voltage, but make sure the injectors are receiving the right signal.
94 Taurus 3l no signal to fire injectors?
A malfunctioning fuel injector pump will cause the injectors to not fire properly. The fuel injector pump will need to be replaced.
How do you fix a constant ground signal from your EC to your fuel injectors?
Sounds like the ECM is toasted.
What is the quality of a signal?
The quality of a signal is a measure of how much the signal has changed during transmission. A high quality signal has changed very little. A low quality signal has other information in it which was not there in the original signal. The additional unwanted information is called noise.
One function of a PLC input interface module is to?
PLC's are used for automation of electromechanical processes, such as control of machinery on factory assembly lines, amusement rides, or light fixtures. just about anything can be controlled because PLC's use microprocessors which can be programmed for a variety of tasks.
1992 cavalier injectors not getting signal and no fire to plugs?
Check the camshaft sensor. If the sensor is bad or not getting power, then the engine will not fire and the injector will not get a signal.
What should you do in a 1995 Chevy G20 van if you cant get the injectors to fire when they have power to them unless you hot wire them?
No pulse signal to injectors (bad injector relay or PCM driver circuit).
Why do fuel injectors stay open?
Constant ground signal from the ECM, or injector could be faulty and stuck open.
What could cause your 1991 caddy deville's engine to race sometimes on startup?
the deville is famouse for computer problems, once the car is started the brain sends a signal to the injectors to puch out an introductory supply of fuel for startup, basically this signals tells the injectors how long to stay open, perhaps the signal is telling the injectors to stay open too long or too much, good luck.
What does it mean when an o2 sensor fault is lean how do you fix it?
The o2 sensor is apparantly picking up a "lean" signal because you have too much air and not enough fuel going through your injectors. Possibly caused by a problem in your "evap" system, or a bad "ecg" sensor. also possibly caused by clogged injectors.
What causes your injectors not to dispense fuel?
low or no fuel pressure clogged injector no pulse signal coming from fuel compter
