Home Auto Repair 1999 Honda Accord DX Fuel Supply System Service Manual

1999 Honda Accord DX Fuel Supply System Service Manual

71
Download 1999 Honda Accord DX Fuel Supply System Service Manual – PGM-FI MAIN RELAY CIRCUIT TROUBLESHOOTING 1. Turn the ignition switch OFF, then disconnect the PGM-FI main relay 7P connector. 2. Check for continuity between body ground and PGM-FI main relay 7P connector terminal No. 3. YES – Go to step 3. NO – Repair open in the wire between the PGM-FI main relay and G101. 3. Measure voltage between body ground and PGM-FI main relay 7P connector terminal No. 7. Is there battery voltage? YES – Go to step 5 . NO – Go to step 4. 4. Check for a blown ACG S (15A) fuse in the underhood fuse/relay box. Is the fuse blown? YES – Repair the short in the wire between the PGM-FI main relay and the ACG S (15A) fuse. NO – Repair the open in the wire between the PGM-FI main relay and the ACG S (15A) fuse. 5. Turn the ignition switch ON (II), and measure voltage between body ground and PGM-FI main relay 7P connector terminal No. 5.