[s-cars] By-passing the CPS
sbpowers at gmail.com
Sat May 12 18:35:28 EDT 2007
Yes, CPS in my case means Crankshaft not Camshaft. My experience of
being able to start the car disagrees with your statement of not being
able to. Dunno what absence of a pin might do but I know that my
sensor was entirely disconnected. There was no signal nor continuity.
(I had to resolder the wire back to the firewall connector).
On 5/12/07, QSHIPQ at aol.com <QSHIPQ at aol.com> wrote:
> I think the statement is actually with regards to the TDC reference sensor
> in the flywheel, not the camshaft position sensor.. The crank position
> sensor pin (TDC) in the flywheel needs to be there to start the car, but
> once started, can be deleted/unplugged/missing pin. WG Giles found this out
> at Steamboat this past February.
> I agree, the CPS can be faulty and the car started on ether, BTDT. Starting
> fluid for some of us old CIS guys is a given, and I know more than once I've
> started the group A S2 rally car with it several times over the years,
> especially on really cold mornings.
> Scott Justusson
> In a message dated 5/12/2007 9:20:28 A.M. Central Standard Time,
> sbpowers at gmail.com writes:
> Michael -
> > The crankshaft position sensor (the upper sensor of the two on the
> > left side of the block by the flywheel) signal is used to provide the
> > cylinder number one top dead center signal. This signal along with
> > the signal from the camshaft position sensor is used for engine
> > starting. If this sensor fails while the engine is running, it will
> > keep running. if the engine is stopped, it can't be restarted.
> the last sentence is not entirely true. I repeatedly started mine
> using ether and the ignition key, e.g. heroic measures...
> See what's free at AOL.com.
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