one) Permit’s start off with the simple things — have you checked your fuses? Don’t presume that just because the fuses are labeled 4WD that they're the only real kinds for the 4WD system! Fuse ten (on my 2003 Blazer) is for the courtesy lights — but guess what? In addition it controls the logic aspect in the TCCM (+5VDC). Pin 6 (thinner orange wire) must deliver +5VDC and will be Warm All the time (that means you ought to be ready to read through +5VDC at stake at any time, critical on or off). The 2 huge orange wires are your +12VDC traces and therefore are controlled from the 10A fuse situated in spot #fifteen.
The support four×four light commonly indicates a challenge throughout the transfer scenario. Issues engaging a disengaging would seem to confirm this. Sad to say, that may be beyond the scope of the blog site (and doubtless the typical dwelling mechanic) — you require a professional — acquire it to a transmission shop.
PS – nope, no other title to the Encoder Motor, which i know of. It’s Situated to the aspect from the transfer circumstance and it Exactly what does the Actual physical shifting amongst “modes” (2Hi, 4Hi/4Lo).
I’m intending to email you, as I would like to get yourself a hold of your diagram — hopefully you’ll allow me to article it here to avoid wasting men and women some time (and also you from needing to e-mail it out to personal people today constantly).
My mechanic claims wheel bearing seal is leaking and it truly is drying in there. No noise yet. How urgent is definitely the repair?
two) the vacuum change also communicates Using the TCCM — no vacuum along with your lights will probably flash continually while making an attempt to interact 4wd, but won’t interact until finally all 4wd elements, Yet again, communicate with one another.
I’ve meant to think about the heating system considering that like past Wintertime — just never ever seem to get about to it (possibly ’induce I don’t use it in the summertime… Once i truly feel like correcting it!
It seems like both your wheel bearings or uneven tire put on, I like to recommend checking the tire have on initial.
Utilizing a prolonged screwdriver or stethoscope, rest it within the hub near Each and every wheel bearing. Mindful! Really don't Permit the Instrument touch a going part, or it could fly up and strike you. Pay attention throughout the tackle of the screwdriver (or with the stethoscope) for your noise, And that i assurance you can pick which bearing is terrible.
$10 to fix your 4WD — awesome! Many thanks for sharing that info with myself and my viewers — I’m guaranteed it can help some men and women save You Could try this out lots of $$$!
I'm a a thousand miles from your home, and I feel my wheel bearing needs repair service. Could it be dangerous to push at large speeds?
When I discovered this, I did Everything you claimed, and thank god I am not stubborn and i am patient, because my husband planned to get a whole new entrance conclude assembly and I claimed allow me to test what I just learned from my Google, and that's how I figured it out and fixed it myself. He was like, dang babe you're the woman. So, many thanks in your knowledge sharing and abilities, as it saved me alot of money, time, and aggrivation. Gals can perform around a man.
If I'm not mistaken, you cannot clear codes oneself — you have to have another person get it done that has a scanner (ie. SnapOn). I may be Mistaken, but I don’t Feel so — I've a tranny store within the relatives that has one, so I’ve under no circumstances experienced the necessity to investigate it any more.
Even though driving down the road about 40 mph, sway the car side to aspect slowly, shifting the burden from the motor vehicle from one side to the opposite.