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#1
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I've been working on a 85Z, 305 TPI. I just replaced the engine with a rebuilt 305, all stock, just added Hooker shorty headers. I took over for the guy who started doing this, so when I got to it the top end of the engine was all apart & the engine wasnt pulled, so I had fun getting all the vac hoses back right again I got it all but the EGR valve & solenoid. Can anyone tell me where the hoses should go from the solenoid?
Its got other problems though.It will idle good, but dies as soon as its put in gear. The cooling fan doesnt come on (motor is tested good). I also cannot pull any trouble codes out of it, I jump the ALDL & get nothing. I even replaced the check engine bulb to be sure that wasnt bad. Any thoughts? Vacuum reads a rock steady 18" at idle, fuel pressure is 42psi, initial timing is at 8*. Right now its only got open headers till we get it to the muffler shop to make a Y-pipe, the O2 sensor hasnt been reinstalled yet. I dont know much of the history of the car. Its been sitting for 2+ years with a blown engine, which appeared to be from massive overheating (bearings were welded to the crank). I assumed this was caused by the fan not working. |
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#2
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Hehe... A faulty or non-existant O2 sensor will cause a computer controlled fuel system to NOT WORK RIGHT. Either install an O2 sensor, or buy an O2 simulator. The computer reads the O2 emissions and adjusts the fuel-air mixture to create an ideal situation. It's one of the most important sensors in the car. I don't know much about fuel injected vehicles and where vacuum lines go, but if its ANYTHING like a carbureted engine, then it goes near the throttle body on the intake manifold.
And check the water pump, thermostat, and fan fuses. The engine won't typically overheat TOO too bad without the fan..not enough to weld the bearings at least. It requires 2700 degree temperatures to melt steel if you didn't know this. You might also have a faulty onboard computer. |
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