What is PGM FI main relay?
the PGM-FI relay is the main relay. it controls the fuel pump and power to the ECU and a few engine sensors. in the schematic for the fuel system there is a relay/resistor between the main relay and the fuel pump.
Why is my Honda PGM-FI main relay not working?
This feature is not available right now. Please try again later. http://www.vehix411.com Honda no start is a common problem with pgm-fi main relay going bad the car can start sometimes and can die out on the middle of the road go to http://www.vehix411.com for detailed diagnostic help. fuel pump not working or no power to engine computer .
Where is the fuel pump relay on a Honda Pilot?
It’s #14 in this image (39400-S84-003 $43.51 shipped at G1Parts.com). As you can see, it’s mounted inside the center of the dashboard above and left of the ECU (#4). It’s attached to that bracket with 1 or 2 other control boxes (depending on your trim level).
How does the pgm-f1 main relay work?
1. Remove the PGM-F1 main relay. 2. Attach the battery positive terminal to the No. 2 terminal and the battery negative terminal to the No. 1 terminal of the PGM-Fi main relay. Then check for continuity between the No. 5 terminal and No. 4 terminal of the PGM-FI main relay. If there is continuity, go on to step 3.
What is the fuse box diagram for a Honda Pilot?
Honda Pilot (2003 – 2008) – fuse box diagram Year of production: 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Passenger compartment Honda Pilot – fuse box diagram – passenger compartment Fuse Box No.1 Rear Accessory Power Socket Relay Interior Light Relay ’03-’05: Front Fog Light Relay ’06-’08: Low Beam Cut Relay
How to test and fix a PGM-FI main relay?
To avoid this, cancel and sign in to YouTube on your computer. An error occurred while retrieving sharing information. Please try again later. Honda PGM-FI Main Relay Testing (1998 Honda Prelude) How to test and fix a main relay on a Honda or Acura.
Honda Pilot (2003 – 2008) – fuse box diagram Year of production: 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Passenger compartment Honda Pilot – fuse box diagram – passenger compartment Fuse Box No.1 Rear Accessory Power Socket Relay Interior Light Relay ’03-’05: Front Fog Light Relay ’06-’08: Low Beam Cut Relay
Why is my Honda fuel pump not working?
A very common and well-known problem with 90s Hondas is a failure of the main relay. The main relay sends power to the fuel pump and other systems on most Hondas of this vintage. If the main relay fails, it often causes a no-fuel-pressure condition, which leads to a no-start.
What happens when a Honda main relay fails?
If the main relay fails, it often causes a no-fuel-pressure condition, which leads to a no-start. I’m posting this in all caps because you need to burn this into your brain.