[urq] toasted ECU?
urq
urq at pacbell.net
Sun Mar 4 21:33:17 EST 2007
IME the battery straps only reach the correct terminal ... so you may be OK
...
If you did fry the ECU, you need a MAC-02 ... they only came on the urq.
One thing to test is to hook a dwell meter to the OXS Freq valve duty cycle
test connector near the firewall on the fuel distributor side of the engine.
If you turn on the car and see a duty cycle value all is probably OK. You
can do a further test by manually actuating the Idle and WOT switches on the
throttle ... duty cycle should go to 50%. You should hear the OXS Freq
Valve buzzing too.
Fingers crossed for ya!
Steve B
San Jose, CA (USA)
>
> in short, the battery was dead and i was under the hood using my test
> light,
> pulling the coil to dist plug,etc.. to test for spark while a fellow vw
> friend was manning the jumper pack in the backseat and turning the key on
> my
> command. ... wellll, its very possible that he forgot me telling him that
> the (opposite of typical) power strap is black and the ground is orange on
> my 84-Qt..
>
> sparing a longer clarification of what i suspect,, the point.. i have a
> MAC-2 hitachi ending in 383F as i imagine most ur quatts do. what i ask
> is
> if there are any ecu's (say from a 5ktq) that can be swapped in for
> testing
> purposes &/or are there any bonafide tests i can carry out w/my
> multimeter
> across certain pins or points within the ECU to determine wether or not my
> ECU deserves butter&jelly or if i missed something while pulling fuses and
> relays..
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