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View Full Version : RB25 runs RICH and LACK OF POWER


S13RB25DETDRIFTER
04-28-2009, 12:28 AM
what can make my RB to run really rich and have a lack of power

punxva
04-28-2009, 07:44 AM
so many things, you need to give us more information

A31CEFIRO
04-28-2009, 11:46 AM
is it a stock rb25det?

ANVIL
04-28-2009, 04:30 PM
need more details... but heres a few things you can check:

adj fuel pressure? what is fuel pressure set at?
maf wiring
CAS timing

A31CEFIRO
04-28-2009, 04:52 PM
rb's tend to run a little rich.

MADE
04-28-2009, 05:09 PM
Check the timing, your thread is vague but I had a smiliar issue and it the timing was way off.

HYPNOTIK
04-28-2009, 11:50 PM
What mods do you have?

Darius
04-29-2009, 06:38 AM
Odds are that you have a massive metered air leak...RB's don't run that rich from the factory. And timing can also cause it to be slow. Check those two things and it will narrow it down significantly, if not solve it.

S13RB25DETDRIFTER
04-30-2009, 11:45 AM
i change my coolant temperature sensor is not that cus when i disconnect the temp sensor it doesnt do nothing no difference when it runs at normal temp it turns off like in a red light and when i try to turn it back on it takes a while to do turn back on

slociv
04-30-2009, 02:12 PM
what ecu number