[Tigers] Solenoid problem?

R Flynn flynnr2 at gmail.com
Thu Jul 6 09:35:54 MDT 2017


Thanks to all who have replied - struggling with the intermittent nature of
the problem, nonetheless some updates below.

Checks in addition to those below:
- Solenoid mount has been checked & cleaned & tightened
- Voltage drop between battery post and S post when cranking is 0.45V;
battery voltage otherwise
- Resistance between S post and solenoid ground is 3.7 ohms
- Jumper between battery and S posts cranks engine (but 90% of the time so
does turning the key, so not sure how much that indicates)
- Cleaned all connections on ignition switch, barrel is a little sloppy in
turning
- Resistance along brown wire is 0.3 ohms, no indication of flaky
connection when flexing wire harness & connections
- Battery appears to be of a Nov 1994 vintage as best I can tell (which
doesn't exactly much inspire confidence)

Time for a new battery at the very least methinks, then my suspicion is
focusing on the ignition vs. the solenoid at this point.

On Wed, 5 Jul 2017 at 10:27 R Flynn <flynnr2 at gmail.com> wrote:

> I believe I have a solenoid problem but thought it worth checking with the
> collective wisdom here:
>
> Symptoms:  Tiger turns over immediately most times, but regularly when
> turning to the start position *nothing* happens (no clicks, no noise,
> nothing).  This tends to persist for a few tries it then it will all start
> working again.  Happens occasionally on cold start, might happen more
> frequently when engine is hot but pattern not entirely clear.
>
> What has been checked so far:
> - Battery has 12.6V, clean terminal connections & ground, and battery
> volatage is making it to the solenoid
> - Cleaned terminals & connections on starter
> - Solenoid terminals & connections cleaned
> - Solenoid voltage drop between battery & starter posts is in 0.12V-0.15V
> range (was north of 0.3V before cleaning terminals)
>
> My conclusion is that the solenoid is flaky, but if I am missing anything
> please shout.
>
> Cheers in advance
>
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