1999 Honda Accord DX
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.
Fig. 3: Checking For Continuity Between Body Ground & PGM-FI Main Relay 7P Connector Terminal No. 3
3. Measure voltage between body ground and PGM-FI main relay 7P connector terminal No. 7.
4. Check for a blown ACG S (15A) fuse in the underhood fuse/relay box.
5. Turn the ignition switch ON (II), and measure voltage between body ground and PGM-FI main relay 7P connector terminal No. 5.
6. Check for a blown No. 1 FUEL PUMP (15A) fuse in the driver's under-dash fuse/relay box.
7. Push the clutch pedal in, or shift to Park, then turn the ignition switch to the START (III) position, and measure voltage between body ground and PGM-FI main relay 7P connector terminal No. 2.
8. Check for a blown No. 13 STARTER SIGNAL (7.5A) fuse in the driver's under-dash fuse/relay box.
9. Turn the ignition switch OFF, and disconnect ECM/PCM connector A (32P).
10. Check for continuity between PGM-FI main relay 7P connector terminal No. 1 and ECM/PCM connector terminal A15.
11. Reconnect ECM/PCM connector A (32P) and the PGM-FI main relay 7P connector. ... Download File PDF
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