I agree with everyone else on having a mechanic check it out. Valve train on the 3.4 is shim & bucket. Not easy to adjust for average user. Mine has 275,000 miles on it, I check clearance every 30K and have never had to adjust them. Noise from gasket could be exhaust, not that common. More...
Hey gang! I'm a complete newb to HAM radio. My wife got me a Yaesu FT-8900 and Diamond CR8900 antenna for my birthday. It's WAY more radio than I will probably need for a while, but it gives me lots of room to grow. After I ordered all the study manuals for my Technician license I set about...
The only other thing I can think of is that the Supra pump took a dump. I had a very similar problem on a Subaru that we put a new pump in & it came back in two weeks with no fuel pressure. Checked the whole system, swapped relays, ecu etc before we realized the pump wouldn't even run with a 12...
I would check the connectors between the relay & the pump. Look for corrosion, contamination in any connectors. Look hard at pin fit too. You have a pretty big voltage drop across your supply circuit. I'm not real familiar with the fuel pump circuit, so I don't know how many junctions there are...