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NEED HELP WITH 1JZ NON TURBO

Posted: April 5th, 2010, 7:54 pm
by high
COULD ANY ONE GUIDE ME TO THE CAUSES OF FLAT SPOT WHILE ACCELERATING AND ALSO IGNITION PINGING WHILE USING PREMIUM

Posted: April 5th, 2010, 8:28 pm
by TeamH2O
plugs or dirty injectors?

Posted: April 5th, 2010, 8:30 pm
by haydn28
yea pal cud be a number or causes,
*do a diagnosis 1st

*check d air fuel ratio ( i can do it) with a wide band

*use r7 plugs

for starters

Posted: April 7th, 2010, 10:47 am
by black start
run a diagnostic scan and see what comes up...and then work from there....