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Fig. 81: Removing PGM-FI Main Relay 1 (FI MAIN) From The Under-Dash Fuse/Relay Box 18. Measure voltage between body ground and ECM/PCM connector terminals A3 and A2 individually. Is there battery voltage? YES: Repair short to power in the wire between the ECM/PCM (A2, A3) and PGM-FI main NO: Go to step 19.
2004 Acura TSX 2004 ENGINE PERFORMANCE PGM-FI System - TSX
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