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1990 Toyota 4Runner Question: V6 1990 engine idles fine up to 2800 rpm,surges after that.

 

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lostinva, 3.0L V6, Rocky Mount, VA, March 20, 2012, 13:01
 Rookie

Replaced fuel pump,filter,and mass airflow sensor,scratching my head need answers soon.

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    Greg's Orange Auto (13724 Answers) , Orange, CA - (714) 361-9386
    globalhelper March 20, 2012, 13:05
     Master

    IS THE CK ENG LIGHT ON?

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    lostinva, March 20, 2012, 13:17
     Rookie

    no light.This happened all of the sudden after filling up with good high test gas.truck ran fine before that.sorry to sound short but this prob is keeping me from a new job out of town.I'm a motorcycle tech that's why this bothers me,when I don't understand something.This is my first toyo,I'm a chevy guy. Help is much appreciated.

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    globalhelper, March 20, 2012, 13:24
     Master

    DID YOU HAPPEN TO GET A LOAD OF GAS WITH WATER IN IT?

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    lostinva, March 20, 2012, 13:46
     Rookie

    Drained all new gas tried quarter tank after new parts.Please help

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    globalhelper, March 21, 2012, 05:04
     Master

    have someone with a scanner read the live data stream and see whats breakind down,

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