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Fuel Supply System PGM-FI Main Relay (cont'd) Check for an open in the wire Measure voltage between the terminal No. 4 and body ground. Is there battery voltage? YES Check for an open or short in the 1. Turn the ignition switch to the START (III) position (trans- 2. Measure the voltage between the PGM-FI main relay 8P con- nector terminal No. 3 and Is there battery voltage? YES Check for an open in the wire (FLR1 line): 1. Turn the ignition switch OFF. 2. Disconnect the PCM connec- tor A (26 P) from the PCM. 3. Check for continuity between the PGM-FI main relay 8P PCM connector terminal A4. PGM-FI MAIN RELAY 4P CONNECTOR (C432) IGSW NO Repair open or short in the (30 A) fuse in the under-dash fuse/relay box. Wire side of female terminals PGM-FI MAIN RELAY 8P CONNECTOR (C433) NO Repair open or short in the Wire side of female terminals Is there continuity? Repair open in the wire between the PCM (A4) and the PGM-FI main relay. PCM CONNECTOR A (26P) Wire side of female terminals YES NO Main Menu Table of Contents |