Recent content by Torkable

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    1999 4runner engine stumbling

    Ya I didn't notice oil on the plugs that I replaced, possible because they were in bad condition and had carbon blowing past them and were filthy all over. Today I took the new ones out to do the compression test and noticed that 2 were squeaky clean and the other 4 had oil on the threads. I...
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    1999 4runner engine stumbling

    Just got done with a few tests. Performed compression tests on each cylinder with a Harbor Freight compression tester. On a previous vehicle the pressure came in low and consistent also. seems like the tester likes to read low but the pressure was consistent ranging from from 117-123 psi...
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    1999 4runner engine stumbling

    If it was a bad head gasket leak I would have found it, and would most likely be able to hear it. I sprayed all the hoses and all around the gasket to check for a leak. The symptoms started and got increasingly worse over about three days. One morning I got in, starting driving to work, and...
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    1999 4runner engine stumbling

    Forgot some things. Yes, the CEL in on, checked the codes, its reading lean on bank 1(only bank I believe), which is why I cleaned the MAF and changed the O2 sensor. I have not checked the spark plug wires, but should I guess, I believe that it would not idle smoothly if the wires were bad but...
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    1999 4runner engine stumbling

    I have a 1999 RWD 4runner, 3.4 liter, and the engine is stumbling very badly when given any throttle. It idles very smoothly, but as soon as the throttle is applied, its stumbles and starts surging. I have tried to diagnose and fix the problem myself by have had no luck. I started with the...

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