1990 Toyota 4Runner Q&A

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

Replaced fuel pump,filter,and mass airflow sensor,scratching my head need answers soon. -
Answer 1
IS THE CK ENG LIGHT ON? -
Comment 1
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. -
Comment 2
DID YOU HAPPEN TO GET A LOAD OF GAS WITH WATER IN IT? -
Comment 3
Drained all new gas tried quarter tank after new parts.Please help -
Comment 4
have someone with a scanner read the live data stream and see whats breakind down, -
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Replaced fuel pump,filter,and mass airflow sensor,scratching my head need answers soon.