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hi guys i been fighting old wires and brittle connectors. now that there all replaced im having trouble with my car leaning out only when 1st WOT and i noticed my crusing afr is richer than normal (15.0 is normal - 12.5 now). i thought it was the TPS so i replaced it. still having same lean...

I know I'm not the only one that has the old bridle wiring harness problem so i was wondering what everyone does when the oem connector finally crumbles (stopping short of replacing the entire harness). I mostly splice mine together when plugs are not necessary but now the tps connector broke...

hi guys. just setting up the maft pro system and when i started up the car everything looks and sounds fine but the engine stalls briefly when accelerating. i noticed the tps signal is not reading (0.0). im replacing the neo by apexi, tps is the same pin with maftpro as with neo and it read as...

i was wondering if anyone has had these two codes together? 22 - temp sensor 31 - afm the car runs great driving its just at idle were everything goes wrong. after starting the car it runs good till the rpms return to normal after the choke lets go. then the af ratio goes rich, the idle...

does any one run a dual port actuator? having problems controlling my boost since i got one. I've hooked it up two different ways and can not change boost through my boost controller.

i was wondering if anyone has installed a turbonetics turbo. the factory style water and oil lines and accuator dont mount up. what to do to fix this? im sure you can buy the accuator but the water and oil lines are the problem. can i buy flanges or do i have to make them?

i was wondering if anyone knows how to set up the sensor calculation on the afcneo for the lexus afm?

i tried to start my car 4 the 1st time after the install of rebuilt motor and heard a pop like a fuse when i turned the key to start. i found the problem but still no power to anything all fuses check out. what else is there if not a fuse?

i ordered rc 550 injectors for my supra and when i received them the injectors have a square connection and my harness has round. no one said they needed new plugs nor did they come with them. i thought they were direct fit. is this common or did i receive the wrong part? if common is...

I'm ready to order my injectors and need some directional advise. 1. do i want to stop at 550's or should i go bigger? i guess that's depending on how far i want to go with my car huh. 2.is their any preferences on brand? ( whats good / bad )

hey guys. if i purchase bigger injectors for my car is it mandatory to have something to control them like a SFAC or something or will the stock computer control them for now? my motor detonated and busted all 6 pistons and my machinist is worried if i don't get the injectors it will happen...

what does VSV stand 4 and what does it do?

my fuel pump does not prim when turning the ignition on. any ideas?

i've had to pull my motor again and i have heard tales about some of the vacuum lines on the 7m-gte can be by-passed. Is this true or should i keep all the vacuum lines?

my car has began missing but still runs and performs fine. i have replaced plugs, coil packs, reset timming, and checked wires. is there something i'm missing. it sounds like i have a cam installed at idol. also i installed a FPR. what psi should it be set at?

has any one encountered the engine code (34). "The turbocharger pressure is abnormal" is what the code stands for. any suggestions?

the green 4 wire conector from the harness to c.p.s. broke on my 87 mkIII. could anyone tell me what color wires connect so i can be sure to splice them back together correctly. thanks

:aigo: whats up. i was wondering if anyone has had the problem of the tach just quiting? it wants to work when the motor is cold just slow but shortly falls back to zero. i haven't checked it out much besides tracing wires and checking current just got the car out of paint shop. any suggestions...

just wondering if anybody has had the check engine light start flashing while driving.it blinks just like it does when you put in the jumper wire.its flashing a 51 (5 short blinks and 1 short blink)then repeats. what do i do???????????

just wondering if anybody has had the check engine light start flashing while driving.it blinks just like it does when you put in the jumper wire.its flashing a 51 (5 short blinks and 1 short blink)then repeats. what do i do???????????