PGM-FI System

MIL Circuit Troubleshooting (cont'd)

11-60  

  1. Remove the access panel from the floor.
  1. Disconnect the fuel pump 5P connector.
  2. Check for continuity between the fuel pump 5P connector terminal No. 5 and body ground.

FUEL PUMP 5P CONNECTOR

Wire side of female terminals

Is there continuity?

YES - Repair short in the wire between the fuel pump and the PGM-FI main relay 2. Also replace the No. 17 FUEL PUMP (15A) fuse.

NO - Go to step 26.

  1. Reinstall the PGM-FI main relay 2 (A).

LHD model:

RHD model:

  1. Check for continuity between the fuel pump 5P connector terminal No. 5 and body ground.

FUEL PUMP 5P CONNECTOR

Wire side of female terminals

Is there continuity?

YES - Replace the PGM-FI main relay 2. Also replace the No. 17 FUEL PUMP (15A) fuse.

NO - Check the fuel pump and replace it as necessary. Also replace the No. 17 FUEL PUMP (15A) fuse.

  1. Disconnect ECM/PCM connector E (31P).
  2. Turn the ignition switch ON (II).
  3. Measure voltage between ECM/PCM connector terminals E9 and body ground.

ECM/PCM CONNECTOR E (31P)

Wire side of female terminals

Is there battery voltage?

YES - Go to step 33.

NO - Repair open in the wire between the No. 17 FUEL PUMP (15A) fuse and the ECM/PCM (E9).