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Bosch ignition modules for Milano/GTV6

37K views 99 replies 14 participants last post by  alfasudz  
I see replacements for the Bosch 0 227 100 123 on eBay for ~$30. Product needn't be Bosch.

At these prices, I have several aftermarket spares for the Bosch units (one of the Bosch has already failed) used in our LS.
 
I had luck in my 94 164LS by buying/using a Chinese made module as used on certain Volvos, etc, as well as being listed for the 164. Cost was about $15 at the time. Don't remember the number of the unit, but it worked well, and as I said, was listed for certain Volvos, etc.

The one you have does look different, though.
 
Interesting to know if that Regitar module would work in the Milano since I'd like to have a spare module.

BTW, looked at that picture of that module installation, and you really should clean all that up thoroughly. I wouldn't be convinced that you've got good connections there.at the leads and grounding.
 
"I will say, I am skeptical its the module given the plenum pop"

With the injection system as used on the GTV6 and Milano, the plenum will likely pop if you try to start the car from cold with your foot on the gas pedal, ie, partial throttle. Has nothing to do with the ignition module. Always start the car with your foot off the gas pedal. Don't ask me how I know this, lol.
 
I don't remember, did you change the dreaded Bosch fuel pump double relay? One day our Milano would start, run, and then die, not getting gas. Changing the double relay cured that. I always carry a spare one of those in the glove compartment, as IMO they are not reliable.

My feeling is that if the engine starts, runs, and then quickly dies, it's not an ignition module problem. Had a module act up in our 94LS, and the affected plug would not fire at all.
 
"I can barely outdrag Corrollas, that aren't even trying"

Well, that's nothing new. It is a Milano, not the fastest car around, esp in the newer low cost Asian imports. They are generally fairly fast these days. Lol, been there, tried that.

If the engine fires, and you don't touch the throttle, will it idle at all, or die within seconds? I don't think you want to play with the throttle as you try to start the engine, as if it backfires, you could damage the AFM. Maybe you are lucky in that case because of the apparent lack of fuel. I think that more fuel there is, the more forceful the backfire could be.

Have you changed the double relay? If the double relay is not working, we found that the engine would start, maybe run on fumes for several seconds, or not, or sometimes longer, then die as the fumes run out. Changing the relay cured the problem.
 
Returning to the previous discussions concerning the ignition modules for GTV6 and Milano, has anyone actually tried the Beru ZM001. I've bought Beru ignition parts before from Latvia(?), and the parts are well made, and quick delivery, BTW.

So, interested to know it it works on the Milano. Might try to buy one.
 
It is posted on the BB that one can make a duplicate of the double relay by using a pair of ordinary relays and a little wiring. Haven't tried it yet myself, but thinking about it if I have nothing better to do some day.