[TR] A-Type Overdrive Solenoid Question

Bud R levilevi at comcast.net
Tue Jul 29 21:47:23 MDT 2014

Try testing the OD relay in the engine bay per Dan Masters book. I had a
relay with burnt contacts that made it seem like it was a solenoid problem
(thought it was the pulling coil too). Test the relay thoroughly or even try a
replacement if possible first because its lots easier than accessing the

Bud Rolofson

Extreme Parts Racing (more than just a haircut)

71TR6 CC57365 (Good 6)
71 Spitfire MK IV Race Car #3
69 Spitfire MK III (back up FE engine/dinghy car)
93 Minnie Winnie Race Support Vehicle
77 Z-50A Hardly Davidson Honda Mini-Trail Bike (Triumph Pit Bike)

On Jul 28, 2014, at 11:58 PM, William Brewer <wsb1960tr3a at att.net> wrote:

>     I was leaving a friend's house and the overdrive quit engaging when the
> switch was thrown. This is a new rebuilt trans with about 500 miles on it.
>   Tonight I went through and checked all of the connections and oil level.
> When the car is in 3rd gear with the key on and you throw the OD switch you
> can see the solenoid move sort of weakly. It seems like it would give a
> "clunk". Any ideas?  I am thinking about taking the solenoid off of my
> trans (which worked) and installing it on this one.
>     Any suggestions?
> -Bill in Tehachapi
> ** triumphs at autox.team.net **
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