Acura TSX / Honda Accord CL. Manual — part 622

Fig. 112: Checking For Continuity Between Fuel Pump 5P Connector Terminal No. 5 & Body
Ground

44. Jump the SCS line with the HDS.

45. Disconnect ECM/PCM connector E (31P).

46. Turn the ignition switch ON (II).

47. Measure voltage between ECM/PCM connector terminal E9 and body ground.

2004 Acura TSX

2004 ENGINE PERFORMANCE PGM-FI System - TSX

Is there battery voltage?

YES: Go to step 48.

NO: Repair open in the wire between the No. 19 FUEL PUMP (15A) fuse and the
ECM/PCM (E9).

Fig. 113: Measuring Voltage Between ECM/PCM Connector Terminal E9 & Body Ground

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

Is there battery voltage?

YES: Go to step 53 .

NO: Go to step 49.

2004 Acura TSX

2004 ENGINE PERFORMANCE PGM-FI System - TSX

Fig. 114: Measuring Voltage Between ECM/PCM Connector Terminal E7 & Body Ground

49. Turn the ignition switch OFF.

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

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

2004 Acura TSX

2004 ENGINE PERFORMANCE PGM-FI System - TSX

Fig. 115: Removing PGM-FI Main Relay 1 (FI MAIN) From The Under-Hood Fuse/Relay Box

51. Measure voltage between PGM-FI main relay 1 (FI MAIN) 4P connector terminal No. 3 and body

ground.

Is there battery voltage?

YES: Go to step 52.

NO: Repair open in the wire between the No. 8 FI ECU (ECM/PCM) (15A) fuse and PGM-
FI main relay 1.

2004 Acura TSX

2004 ENGINE PERFORMANCE PGM-FI System - TSX