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Q & A: Starter Motor

Monday January 02nd, 2006
Q & A, MGA, MGB, MGC, MG T-Type, Midget
In 4th gear, I can push my
car,
and the engine revolves, so it is not seized. I tried the test you
suggested, and when I touch the brown/white wire to the spade, nothing
happens-- no spark, no turning starter motor. Zip. I thjough it would be
easier to test the starter out of the car, so I pulled it. I used jumper
cables, and hooked the - cable to the starter motor case. When I touch
the
+ lead to the middle spade lug, the solonoid kicks out the gear that
engages
the flywheel. Nothing happens when I touch the + lead to the other two
spades. My Haynes says to connect a jumper between the battery and the
STA
terminal of the starter, and try it; but I haven't done so, as I don't
want
to screw anything up. Any additonal tests I can try to determine if the
starter motor or solonoid is bad? My though is that if they both pass,
it's
the relay, of course that shows what I know. I appreciate the help. Pat
Pat!

At the most, the solenoid has four connections. The bottom most
stud (as fitted to the car) is the isolated power connection -- your battery
cable and the BROWN wires to the electrical system connect here. The S... read more