1999 Mercruiser HI-Performance GM 377 EFI Engine Service Manual, Page 74Get this manual

1999 Mercruiser HI-Performance GM 377 EFI Engine Service Manual, Page 74

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TROUBLESHOOTING
Compressor Will Not RunTesting Air Pump
Cause Special Information NOTE: Ensure that BLK wire, in terminal block, is grounded to engineBRN wire, in terminal block, does not