GM Reverse Engineering
Re: TECH2 Logging
yep vx l67 getrag not sure on the snap on job maybe it has a way to force / over write the code regardless but tech won't have a bar of it other wise and i reckon the ultra scan just dosnt have a clue not sure on the bcm side of things tazzi as i never tried with out a functing bcm/ key one thing the ultra scan does easy is code bcms and keys without needing any codes
Re: TECH2 Logging
YES.. FINALLY! Got it!!! WOOOOO!
Right, so, the ECU can be reset no worries. And the PIM can now too.
My theory was, that when an ECU is reset and a PIM is not, the PIM code will be written to the ECU, so, in saying that if you initiate the link you can capture the code
Also if performing the bruteforce reset on the ECU, you will then eventually figure out the immob code which can then be later used on the PIM.
Cant believe how long this one had me stumped for.!
Right, so, the ECU can be reset no worries. And the PIM can now too.
My theory was, that when an ECU is reset and a PIM is not, the PIM code will be written to the ECU, so, in saying that if you initiate the link you can capture the code
Also if performing the bruteforce reset on the ECU, you will then eventually figure out the immob code which can then be later used on the PIM.
Cant believe how long this one had me stumped for.!
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Contact for Software/Hardware development and Reverse Engineering
Site:https://www.envyouscustoms.com
Mob:+61406 140 726
- Holden202T
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Re: TECH2 Logging
well done!
No matter what the question is, the answer is always more horsepower!
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Re: TECH2 Logging
Nice work, persistence has paid off!!
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Re: TECH2 Logging
Great work again Tazzi, hopefully will help keep some more old Holden's on the road for a bit longer.
Re: TECH2 Logging
Which is allways a very good thing !yoda69 wrote:Great work again Tazzi, hopefully will help keep some more old Holden's on the road for a bit longer.
Re: TECH2 Logging
Hey Tazzi, old thread but I'm about to try and link all my gear together and have trying to find how to do it. I have a PIM from one vehicle, a 0411 PCM from another and a BCM with matching key from a V6 VY commodore.
I'm 99% sure the PIM wasn't reset before removal, and the PCM is a COS3 MAFless tune with VATS disabled.
How would I go about linking it all up?
I'm 99% sure the PIM wasn't reset before removal, and the PCM is a COS3 MAFless tune with VATS disabled.
How would I go about linking it all up?
Re: TECH2 Logging
Ahhhhhhhhhhhhh... right.evilstuie wrote:Hey Tazzi, old thread but I'm about to try and link all my gear together and have trying to find how to do it. I have a PIM from one vehicle, a 0411 PCM from another and a BCM with matching key from a V6 VY commodore.
I'm 99% sure the PIM wasn't reset before removal, and the PCM is a COS3 MAFless tune with VATS disabled.
How would I go about linking it all up?
So.. the situation from what I gather is:
VATs disabled ECU <-> Non-reset PIM <-> BCM
If vats is disabled.. really.. car will start regardless?
Your Local Aussie Reverse Engineer
Contact for Software/Hardware development and Reverse Engineering
Site:https://www.envyouscustoms.com
Mob:+61406 140 726
Contact for Software/Hardware development and Reverse Engineering
Site:https://www.envyouscustoms.com
Mob:+61406 140 726
Re: TECH2 Logging
Yeah, not worried about car sdtarting, i cna bypass that easy enough, but i just need the PIM for the gauges. Will the PIM still function/control the gauges even if its disabled the start relay?
Re: TECH2 Logging
The PIM is just a 'middle man'evilstuie wrote:Yeah, not worried about car sdtarting, i cna bypass that easy enough, but i just need the PIM for the gauges. Will the PIM still function/control the gauges even if its disabled the start relay?
It translates information between ECU and the rest of the car. So everythign should work happily. From what I understand of the factory manuals explanations, its the ECU that does all the disabling of the car when VATs in on. Things like PIM and BCM do not do those functions.
Hope that helps!
Your Local Aussie Reverse Engineer
Contact for Software/Hardware development and Reverse Engineering
Site:https://www.envyouscustoms.com
Mob:+61406 140 726
Contact for Software/Hardware development and Reverse Engineering
Site:https://www.envyouscustoms.com
Mob:+61406 140 726