1990 Subaru Legacy

http://Mercedes-Benz.autoboardz.com/failed-emissions-test-ftopict201066.html (failed emissions test)
We have a 1990 Subaru Legacy, AT, AWD, wagon and it seems to run smooth, no smoke from the exaust. Just replaced the radiator. Took it in for emissions and it failed. Anyone with ideas??? Thank-you.
« I assume the car has had a tune-up within the last 15,000 miles or so and you have no CEL showing. I would get a bottle of "Techron Fuel System Cleaner" (sized for 20 gallon tank) and put it in yo.. »
« Start under the hood...... Your car is 16 years old. it could be (and not limited to these items) O2 sensors Valve guides MAF sensor worn rings Dead cat convertor Exhaust leak Anytime you have unbur.. »
« Hi, I didn't catch where you are, nor what part of the test the car failed. Here in California, we have a "visual" and and "operating" section of the test. Visually, all the "stuff" has to be there .. »

http://Mercedes-Benz.autoboardz.com/1990-Subaru-Legacy-ign-coils-firing-ftopict204069.html (1990 Subaru Legacy only 1/2 ign coils firing)
This is what I've done so far........ Replaced coils... Still 0nly 1&2 fire, 3&4 no reading digital multi Replaced ignition computer ... still same Replaced electronic controls...still same If anyone has Any idea, I would sure appreciate it, I too am too poor to afford a mechanic, but mech incline..
« Is the check engine light on? If so, start by posting codes. Google the group here for instructions, as they've been posted a gazzillion times. (-; ~Brian »
« Pete, Have you looked at the wiring? It could be corrosion in the connectors especially at that age. Sparky »
« Hi Pete! When you say "ignition computer", do you mean the ignitor module? ~2inX3in black module on the firewall behind the engine? If not, try that. Otherwise, as suggested, check all wiring, harne.. »

http://Mercedes-Benz.autoboardz.com/1990-Subaru-Legacy-Overheating-ftopict220226.html (1990 Subaru Legacy Overheating)
I have a 90 Legacy that is overheating. My mechanic replaced the timing stuff, water pump, radiator & thermostat (With Subaru thermostat). After investing over $1,200.00 to this point it still overheats. My mechanic continually tells me that it's not a head gasket problem. He said that he's alread..
« I would bet you that the timing is off ONE tooth retarded..... It will start fine, idle smooth. It will run HOT and have a loss of power. It will NOT overheat idling. If an Auto, it will downshift a.. »
« Good post - at 180K are you due for your 3rd (if 60k interval) or almost due fro your 2nd timing belt? Though he should have inspected for wear since he changed the water pump, it could still be o.. »
« Hey, thanks for the feedback so far...The fans do come on and on time. They have not changed the radiator cap, and I'm not too sure about the burping thing. Makes sense though! I do not use mineral .. »
« Ditch the well water, unless you are filtering it. You may well be introducing fine particles/sediment to the radiator and cooling passages and clogging them. I would give the thing a good power fl.. »

http://Mercedes-Benz.autoboardz.com/1990-subaru-legacy-ftopict250180.html (1990 subaru legacy)
i recently bought a 1990 subaru legacy (six months ago) it has 175000 miles on it. since i bought i have had to replace the timing belt and the fuel pump. thats fine. (which i did, not a mechanic) but now my car seems to be overheating. i will be driving down the road going 60 and all of a sud..
« Fans not working. Engine has an air pocket. Radiator needs replaced. Blown head gasket. If you run the heater and it goes from blowing hot to blowing cold when the temperature spikes, then this is .. »
« Is there foam in the oil? Is the coolant up to the correct amount of does it mysteriously disappear over time? As JohninKY stated, look for those issues and hope its one of the first three but if.. »
« My 95 legacy with the 2.2 liter had the problem of trying to overheat at certain speeds, and running fine at others. I figured out that it had to do with engine speed more than vehicle speed. You me.. »