Viper Diagnostic

servo problem.....


remove servo cover,idle sled down to 900 rpms,does servo activate and open PV's smoothly??
 
power valves

Just cleaned them at the beginning of the season. Never adjusted them , ever.

I guess I should search the forum on how to do this.
 
JERSEYJOE said:
Just cleaned them at the beginning of the season. Never adjusted them , ever.I guess I should search the forum on how to do this.
first....
daman said:
remove servo cover,idle sled down to 900 rpms,does servo activate and open PV's smoothly??
to rule out a servo problem
 
after i cleanded my pv's i had that light flash 7 times and had never had it before. I know when i set them this time they were set to spec but was not that same as before. I loosened the pv's to about 3mm and the problem is gone for good.

Follow the PV valve setting instructions in the Tech section, I bet it goes away.
 


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