Acura TSX / Honda Accord CL. Manual — part 609

Fig. 71: Measuring Voltage Between CMP Sensor B 3P Connector Terminal No. 3 & Body
Ground

9. Measure voltage between CMP sensor B 3P connector terminal No. 1 and body ground.

Is there about 5 V?

YES: Go to step 10.

NO: Go to step 11 .

2004 Acura TSX

2004 ENGINE PERFORMANCE PGM-FI System - TSX

Fig. 72: Measuring Voltage Between CMP Sensor B 3P Connector Terminal No. 1 & Body
Ground

10. Measure voltage between CMP sensor B 3P connector terminals No. 2 and No. 3.

Is there battery voltage?

YES: Go to step 16 .

NO: Repair open in the wire between CMP sensor B and G101, then go to step 19 .

2004 Acura TSX

2004 ENGINE PERFORMANCE PGM-FI System - TSX

Fig. 73: Measuring Voltage Between CMP Sensor B 3P Connector Terminals No. 2 & No. 3

11. Measure voltage between ECM/PCM connector terminal A6 and body ground.

Is there about 5 V?

YES: Repair open in the wire between the ECM/PCM (A6) and CMP sensor B, then go to
step 19 .

NO: Go to step 12.

2004 Acura TSX

2004 ENGINE PERFORMANCE PGM-FI System - TSX

Fig. 74: Measuring Voltage Between ECM/PCM Connector Terminal A6 & Body Ground

12. Turn the ignition switch OFF.

13. Jump the SCS line with the HDS.

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

15. Check for continuity between ECM/PCM connector terminal A6 and body ground.

Is there continuity?

YES: Repair short in the wire between the ECM/PCM (A6) and CMP sensor B, then go to
step 19 .

NO: Go to step 23 .

2004 Acura TSX

2004 ENGINE PERFORMANCE PGM-FI System - TSX