How to Test main relay honda accord?
How do you test a main relay on a Honda Accord?
- The engine does start.
- Check engine light is lit.
- The car dies immediately after starting.
- The car sometimes starts, sometimes doesn’t.
- The car fails to start when the interior has gotten hot.
- Checking for the initial clicks upon starting the car.
- Tap the relay.
What happens if my Honda Accord has no power?
If you have no power even though you have a proper ground connection on terminal eight, it means that the main relay is bad. Although the problem is the same, different Honda models have different symptoms if the main relay is bad. On an Accord, you will lose fuel pressure.
What happens if the main relay on a Honda Civic is bad?
Although the problem is the same, different Honda models have different symptoms if the main relay is bad. On an Accord, you will lose fuel pressure. If the main relay bad on a Civic, you will lose power to the injectors and the fuel pump, but you may not lose fuel pressure since the fuel injectors can’t open without power.
Can a bad main relay cause a car to not start?
Diagnosing a bad main relay can be difficult since a lot of factors need to be taken into account when the problem of the car not starting arises. From fuel to air to the fuel pump and spark plugs, any of these things can disrupt the normal working of a car.
Why is the trigger circuit on my relay not working?
If so the trigger circuit of the relay electrical system is working, if not continue to next step. ( Note: If the relay clicks and the circuit is still not working there is a good chance the contacts inside the relay have shorted.)
Why is my Honda Accord EX not starting?
Before we can fix the no-start problem —in this case in a 1996 Honda Accord EX, which serves as a good example—we have to figure out what’s causing the engine to refuse to start. Here is what this owner experienced: My 1991 Honda Accord EX has 178,000 miles with little or no problem until now.
What to do if your Honda Accord won’t crank?
If the battery has less than 12 volts of power, it will not start the car’s engine. Charge the battery and repeat the test. If the Accord still does not crank with a fully charged battery, move to the next step. Turn on the Accord’s headlights and attempt to crank the engine by turning the key in the ignition.
What should ignition resistance be on Honda Accord?
To check the ignition coil, measure the resistance between the + terminal (black/yellow wire) and the – terminal (white/blue wire) of the coil. The resistance should be about 0.6 to 0.8 ohms at 70° F. Then check the resistance between the + terminal (black/yellow wire) and the coil wire terminal. It should be about 12,000 to 19,200 ohms at 70° F.
Where is the ignition key on a Honda Accord?
On the back of the starter solenoid, locate two metal contacts. These contacts connect the solenoid to the ignition switch and the solenoid to the starter motor. Place the metal part of a screwdriver across the metal contacts and tell the second person to turn the ignition key on the Accord for 10 seconds.