car struggles to start then runs fine
You should also watch the multimeter while someone else cranks the car and see that the voltage doesnt drop below about 10 volts while cranking. So the fuel pump doesnt cycle enough times to reprime the fuel system.
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Not sure about waxstats will need to check.
. I also noticed that my fuel consumption went really high. If those things are OK do a voltage drop test. An idle air control valve IAC regulates the air fuel mixture of a vehicle at idle.
- Tested battery with car not running 131 volts - Tested battery with car running 136 volts - Checked all wires and connections. If the ECU cant get a clear signal the engine may fail to start or die immediately after starting. Up to 8 cash back 35 years of experience.
Fuel filter fuel pressure regulator injectors air filter mass airflow sensor etc. The first thing to check for is a dead starter motor which results from a damaged triggering mechanism. Most ignition triggers operate as a magnetic sensor.
Your ECU should throw a check engine light if there is no signal from the crankshaft or camshaft position sensors. If it does either the fuel pump is getting weak fuel filter partially plugged or injector is leaking off. Since adding throttle helps perhaps something with air or fuel delivery.
If your car wont start then starts next day you need to look into the starter system immediately. Second if your car wont start then starts the next day this can be due to an alternator voltage leak. Get this code read if you can as it may tell you the exact wire that is causing the issue.
The most common problem encountered that will cause this problem is a fuel pump in the fuel tank not holding fuel pressure up to the engine for any length of time. There are many causes of hard starting but illustrative ones are a faulty engine coolant temperature switch sensor malfunctioning idle air control IAC valve vacuum and EGR leaks inadequate fuel delivery or pressure clogged fuel filter injectors and contaminated or old gasoline. It has to turn over eight or nine times before it starts.
Basically you should see 1265 volts with the car off and over 14 volts with the car running and no loads turned on. This problem is a very common problem with this vehicle and other owners have had this complaint also. The triggering mechanism is composed of the vehicles engine management system.
Either low coolant or bad coolant level sensor. Turn the ignition on and see how much fuel the pump is pumping you shouldnt need much on a carb engine so it will be obvious if there is a problem. But once it start it runs smooth and strong.
This is what I have done. Hey guys just got in my car to leave work last night and I had a hard time starting it but eventually it started and ran fine I went home let it sit half an hour and it cranked just fine. Connect the red lead to the battery positive and the black lead.
Do this 3 times and see if car starts easily when you try to start it. The fuel system needs to hold pressure to the. Try turning the key to the run positiondo not try to start it just have the dash lights on for 2 seconds turn the key to the off position.
- Compression tested again 161 psi - 183 psi. Bad wiring Worn starter Charging. When your car starts fine cold then fails to restart while warm it is usually a coolant system problem.
Today I got up and went to leave for work and had the same problem i popped the hood noticed the wire from my dizzy to the ignition was loose on the cap so I popped that on tight and it. The belt starts to be the most plausible scenario. Up to 8 cash back 16 years of experience.
Thats because the fuel pump only runs for a second or two and then shuts off when the ignition switch is turned to the run position. If your engine struggles when it is cold but starts fine when hot and the car runs fine afterwards with no loss of power I would check the following. Turn the ignition switch to the run position so that the dash lights come on for two seconds and turn the ignition switch off.
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