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-   -   Is this limp home mode i'm experiencing? (https://www.rx7club.com/3rd-generation-specific-1993-2002-16/limp-home-mode-im-experiencing-171785/)

TobiasRX 03-30-03 12:49 PM

Is this limp home mode i'm experiencing?
 
I can rev my car all the way to 7k rpm but i can't rev anywere if i push the pedal. I can build up boost slowly but not to 10 psi. If i push the pedal hard it cuts off immediately when i get boost.

Is this limp home mode?

tried searching and found one thread and i think he had the same problem.

93BlackFD 03-30-03 03:13 PM

disconnect the negative battery terminal, hold the brake down for 20secs, reconnect necgative battery terminal

if it goes away then you were in limp mode

if not, you have a reoccurring problem that you need to fix

is your check engine light on?

1 BAD 7 03-30-03 03:33 PM

i'm having the exact same problem since i got my car back last night. as soon as i hit 4 lbs boost it falls on its face. i tried resetting the ecu - no luck.

my boost controller is turned off for break-in...could that have something to do with it maybe?

TobiasRX 03-30-03 03:45 PM

i dont even have a boost controller.

i havent tried resetting though.

my check engine light isn't lit.

1 BAD 7 03-30-03 03:46 PM

my check engine light is off as well. this is irritating, but i guess i should be happy i at least have the car back after 10 months :)

T88NosRx7 03-30-03 04:19 PM

yeah sounds like it.

TobiasRX 03-30-03 05:28 PM


Originally posted by T88NosRx7
yeah sounds like it.
ok i will try the car tomorrow, thanks

1 BAD 7 03-30-03 10:51 PM

just an fyi - we think my problem may be caused by the fact that, in going non-seq, we removed the wastegate and turbo pre-control solenoids per the directions...but it seems they need to be attached, still.

** don't quote me on those solenoids - I "think" i have the right ones....

TobiasRX 03-31-03 11:57 AM

it was indeed limp home mode. now the car runs ok. Although i was too scared to floor it. It's been 6 months since i last drove it so i've forgotten how it was to drive :). I get 10 psi immediately, it builds up so fast that i don't dare pushing it more, gonna wait til it's tuned and when the AEM is in there.

thanks for all help.


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