Acura TSX / Honda Accord CL. Manual — part 611

Fig. 77: Removing PGM-FI Main Relay 1 (FI MAIN) From The Under-Dash Fuse/Relay Box

12. Check for continuity between ECM/PCM connector terminal E7 and body ground.

Is there continuity?

YES: Repair short in the wire between the ECM/PCM (E7) and PGM-FI main relay 1, then
go to step 20 .

NO: Go to step 19 .

2004 Acura TSX

2004 ENGINE PERFORMANCE PGM-FI System - TSX

Fig. 78: Checking For Continuity Between ECM/PCM Connector Terminal E7 & Body
Ground

13. Reconnect ECM/PCM connector E (31P).

14. Measure voltage between ECM/PCM connector terminal E7 and body ground.

Is there battery voltage?

YES: Go to step 15.

NO: Go to step 26 .

2004 Acura TSX

2004 ENGINE PERFORMANCE PGM-FI System - TSX

Fig. 79: Measuring Voltage Between ECM/PCM Connector Terminal E7 & Body Ground

15. Disconnect ECM/PCM connector A (31P).

16. Measure voltage between body ground and ECM/PCM connector terminals A3 and A2 individually.

Is there battery voltage?

YES: Go to step 17.

NO: Go to step 26 .

2004 Acura TSX

2004 ENGINE PERFORMANCE PGM-FI System - TSX

Fig. 80: Measuring Voltage Between Body Ground And ECM/PCM Connector Terminals A3
& A2

17. Remove the left kick panel (see TRIM REMOVAL/INSTALLATION - DOOR AREA ), then remove

PGM-FI main relay 1 (FI MAIN) (A) from the under-dash fuse/relay box.

2004 Acura TSX

2004 ENGINE PERFORMANCE PGM-FI System - TSX