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The principle behind the above approach is easy to understand, once you know how BUS lines work. If you are NOT a host module, such as a...

I hope that last post of mine made sense, its been a long and hard week. But happily, this is my last saturday working till spring

Tiny update, new problem. This morning, suv was still in my bay, went to start it, yes, no start, f with it for a long time, finanly...

A smoke machine is not readily available, but using shop air works also with a regulator and some soap and whatever. Billr has used...

At idle, it wont code. Once you reset it, the ecm will allow finction to turbo, but for the ecm to know that, you need to drive in a...

I think your reasoning is correct: if the "under-boost" code sets only from idle operation it is a very ambiguous code, and the basic...

So here's another question: If I clear the P0299 code then shut off the engine, then restart it, will the code set at idle or do I have...

I'm going to pressure check the cooling system today. Is that the same coil pack that's used on the Trax? I replaced one in my other...

Seems like the turbo is being blamed for other engine problems, like overheating the engine with that coolant leak, does have an...

So next step, either rip apart car disconnect each and every module and wait and see. No, there is a better option. Time and research.

This is a straight low and high speed can bus issue for sure, and it is elusive. I will keep posted with codes, cuz when I first...

Apparently I have this car for a whole week. So this is a cool thread to start some brain storming. Initial complaint on work order...

So I checked the turbo wastegate lever. With it hooked up to the actuator, it doesn't move when I wiggle it. I disconnected it and the...

Easy way to check, it is a on or off valve to prevent airflow. Energize, is it flowing on AND off, if so, bad valve slash solenoid.

Yes if it is stuck open, its constantly sucking vac and will cause idle issues and evap leak codes.