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Well T has had some health issues lately & on the way to a Doc appt he had a die & no start issue resolved by: pulling the spout.
So he picked up a Duralast Gold new unit w/lifetime warranty & I stabbed it for him this weekend.
Reports are it hasn't run this good in years.
Below is what I found when I took took the shutter wheel off the top of the shaft & pulled the 95, 5.8 PIP that has over 200k on the clock:
This cleaned up really well with my stiff camel hair brush & some contact cleaner. I imagine a vacuum or at least compressed air would help in the engine compartment.
I would STRONGLY recommend pulling the shutter wheel on any strangely behaving OBS and inspecting the Hall effect sensor of the PIP.
This truck set NO PIP codes & would only run with SPOUT out.
WOW no wonder there was an issue. The metal shavings bridging the ends of the magnet at least partially cut the flux lines that the shutter wheel should cut. Great picture!
In all my time here watching people chase no-start/dies/runs like crap/change every part imaginable thread, I've never seen somebody recommend pull the shutter wheel off & clean the PIP.
Great info ! Can the shutter wheel be removed from the top without pulling the distributor out of the engine ? I would like to make an inspection as per your photos. I have what I believe is a stock distributor in a 89 460 with 200k miles.