diy smoke tester evap tester mikes diy evap smoke machine here are a bunch of others that i found pics of may help with some ideas to use what you have laying around to make one diy p0171 p0174 intake smoke machine maf and fuel pressure troubleshooting overview of my diy smoke machine img image for larger version name dsc02733 jpg views 4652 size 132 7 i ve used it to find several small leaks you can google search for diy smoke tester to get more ideas diy smoke machine for testing evap vacuum leaks reg installed connections made why did i give it the name ghetto vacuum leak smoke tester you ask a real smoke tester was over 1 000 but this one is under 35 image for larger version name dsc02736 jpg views 6922 size 139 4 large image extra large image i finally got around to building mine in a couple of minutes i just slap together stuff i had it works but leaks a bit stinger 2 pro smoke machine diy p0171 p0174 intake smoke machine maf and fuel pressure troubleshooting tool box to house everything 8 evap smoke machine reviews above is a bench test of some smaller gauge nichrome wire i think it was 26ga i had to play around with my voltage wire diameter and length to obtain a inside of a smoke machine i took two wicks and dipped downward into the mineral oil and half of a third and used it to thicken the bundle diy smoke machine for vacuum or evap leaks e46 p0171 p0174 name imag0247 jpg views 524 size 39 5 kb how they work the fitting in place image for larger version name dsc02727 jpg views 5479 size 140 3 stinger 2 smoke machine with the smoke control valve nearly at full open position this infinitely variable flow control valve allows you to make precise how to fix vacuum leaks w a diy smoke machine large image extra large image diy p0171 p0174 intake smoke machine maf and fuel pressure troubleshooting diy smoke vacuum leak detector decorating ideas how to smoke test an evap leak code p0442 in a 2002 jeep liberty auto maintenance repairs wonderhowto evap smoke machine diagnostic emissions vacuum leak detection tester new 20170524 145036 thumb jpg 5ff91a9446cf9fa408bc863fcd2adaea jpg my fittings are all 1 4 mip so using some plumbers solder soldered in some 3 8 to 1 4 adaptors for my compressed air inlet and also soldered in the automotive homemade smoke machine 10 bucks evap smoke machine large image extra large image