How to test and fix a PGM-FI main relay?
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How to identify a bad main relay on a Honda?
How to identify a bad main relay on a Honda (PGM-FI) Other symptoms include: stalling, long crank times, surging, bucking, poor transmission shifting. Some quick work with the test light allowed me to zero in on a PGM-FI main relay issue, which was confirmed by a visual inspection on the relay board itself.
Where is the fuse box on a 1999 Honda Accord?
1999 Honda Accord Driver’s Side under dash Fuse layout The under dash fuse box is located under the left side of the dash Honda Accord Driver’s Side Under Dash Fuse Layout for 4-cyl engine Honda Accord Driver’s side fuse layout FRONT SIDE
Why does my Honda Accord have no start?
This is a 1999 Honda Accord with an intermittent no start complaint. Other symptoms include: stalling, long crank times, surging, bucking, poor transmission shifting. Some quick work with the test light allowed me to zero in on a PGM-FI main relay issue, which was confirmed by a visual inspection on the relay board itself.
How do you replace the main relay in a Honda Accord?
Pull the main relay from its location. You may need to push aside wires or devices or remove devices, such as the cruise control box, that block the main relay. Use your ratchet or wrench to remove any nuts and bolts (ratchet counterclockwise) attached to a device to expose the main relay or any that hold the main relay in place.
How to identify a bad main relay on a Honda (PGM-FI) Other symptoms include: stalling, long crank times, surging, bucking, poor transmission shifting. Some quick work with the test light allowed me to zero in on a PGM-FI main relay issue, which was confirmed by a visual inspection on the relay board itself.
Where is the fuel pump relay on a Honda Accord?
Verify that the problem doesn’t stem from the fuel pump, ignition or any other source. Disconnect the battery and find the main relay. Typically, the main relay on a Honda Accord rests behind the dashboard to the right or left of the steering while with accessibility up under the dashboard or behind the steering column access or dash panel.
Why does my Honda Accord crank no start?
When bad, the Programmed Fuel Injection main Relay or PGM-FI Main Relay usually causes an intermittent “crank no start” when warm. For example, your Honda Accord starts great in the morning, drive around town, stop a the grocery store or the gas station and the vehicle no longer starts up after a hot soak.