[V8] Hello (again), and maybe some advice?

Tony and Lillie tonyandlillie1 at earthlink.net
Fri Jan 8 19:33:00 PST 2010


Bryan,
First of all, congrats on keeping the car. Toyota or V8, that's not even a 
hard decision for me, and I'm not the V8's biggest fan ;-)

Onto the fix:
Sounds a lot like the classic RPM/Reference sensors going bad. They are 
located below the drivers side exhaust manifold. A bit hard to get to, but 
nothing impossible. However, the connectors for them are below the drivers 
side distributor, and they are not fun at all to get to. I usually pull both 
the coil and distributor when I have to mess with them. You can ohm them out 
if needed, should be around 1000 ohms across two of the three pins. I 
believe they are the two outer pins, but it's been a while................

BTW, las ttime I checked, 5000TQ sensors were the cheapest, and electrically 
identical. The wires a re a bit longer, but they can be wire tied out of the 
way easily.

HTH,
Tony
----- Original Message ----- 
Subject: [V8] Hello (again), and maybe some advice?

>
> And of course, as soon as I decide that, it dies on me in a mysterious 
> way!
> So I'm also looking for advice.  It won't start, and I appear to have no
> fuel or spark, but plenty of crank.  The car was last driven on a short 
> hop
> about 3 weeks ago.  A little hard to start (had been sitting a while) but 
> it
> ran fine.
>
> 1) Pulled plugs, can't smell fuel after cranking and there is no spark 
> when
> cranking.  Do not hear fuel pump when cranking.
> 2) All fuses OK.  Pulled fp relay, jumped it, and fp whines away audibly.
> When cranking in this mode, still no fuel or spark.
> 3) with key on, I pulled each coil connection (the three-bladed 
> connector).
> One blade on each coil had power with key "on."
>
> What could fail and take away spark and fuel at the same time?  Any
> suggestions for further diagnosis?  I'm decent with motorcycles and older
> cars, but the various sensors and control components of modern cars is not
> something I'm "up" on. 



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