My 1MZ progress thread by Smaay

By diyauto
( 2 )

3 minute(s) of a 22 minute read

10-14-2012

i cant figure out why my starter is engaging in the ON position


i dont know what it is. 


Kurt, didnt you say your speedometer also sits in the middle or did? mine is going that now too


yes the 2 grounds are hooked up on the back of the engine, well one on teh back and one on the side of the IM. im using the 5S-FE starter, its the same as the 3S and 1MZ.


ok just spent an hour on the phone with Doug, he is the man by the way.


we disconnected the wire on the 22 pin connector at pin 8 which was black with a grey band every inch and everything worked perfectly.


He thinks pin 8 is MRL which was sending the 12V to the starter trigger. we moved that wire to pin 7 which i think was STA, i cant remember.


now gotta figure out why when i turn on the key, my speedometer jumps to about 36MPH


10-15-2012


ok latest update. unplugged the speed sensor, same issue. needle jumps to ~36MPH and the Tach jumps to about 900 RPM (with the engine off) with the engine on the tach registers a signal but it does not match what my scan tool says.


the water temp gauge seems to read but its a little low. my tool says 180* F and the needle is about 1/4 way up.


it idles really low but i have a good theory why. im not getting and O2 STFT or LTFT information. just reading 0. i think its looking for O2 sensors.


im getting an airbag light, dont think that has any relation.


oops forgot to tell you the gauge that i swapped the V6 tach into was a good working gauge before.


i also have my original gauge cluster. i put that one back in and the MPH stays at 0 and so does the Tach with the engine running. give it some gas and there is no RPM signal at all


10-16-2012


while i wont disagree i might be having a ground issue, when i swap clusters, the other speed gauge reads 0. i understand why the other tach reads 0 its struggling with the V6 tach signal


10-17-2012


i drove the car!!!!!!


i still have the GT throttle cable so i could only give it about 1/3 throttle. OMG this thing hauls ASS!!!!


bad news. the drivers axle pops out. it has the retaining ring on it but its still popping out.


10-18-2012


here are some update pics







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