05 f7efi sno pro apv problems - Snowmobile Forum: Your #1 Snowmobile Forum
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post #1 of 3 (permalink) Old 10-20-2009, 08:09 AM Thread Starter
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05 f7efi sno pro apv problems

i have to 2005 f7 efi sno pro, the check engine light is flashing telling me that the power valves arnt working, and the tach works for only a few seconds and then it stops reading, before i had the problem i took the sled apart to go through it, before i even touched the sled everything worked fine, now im having this problem. i have already tried swapping servo motors and an ecu from another f7, nothing changed, can anyone help me???
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post #2 of 3 (permalink) Old 10-20-2009, 11:20 AM
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voltage reg? all connections good? pv cables in spec? valves stuck?

2004 F7 SNO PRO 3853 MILES, ODS CLUTCHING, GEARED, BMP PIPE, D&D Y PIPE, SLP INTAKE
2003 F5 STANDARD 2201 MILES
2002 Z440 ES 2650 MILES
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post #3 of 3 (permalink) Old 10-20-2009, 05:32 PM
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Clean the valves!
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