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Cant get any codes off ecu?

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Old 09-20-2004, 11:23 AM
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Default Cant get any codes off ecu?

Im having problems with my cel light.
i have a 1994 cx with a b16 sir II swap with p28 chipped with stock p30 program for jason on HT.

the car starts up fine and seems to run fine but the CEL light will not go off no matter how i try to reset it. i tried disconnecting the batter for 10 minutes and pulling the back up fuse /ecu fuse etc.. but the cel stays on.

i tried pulling the code and connecting the service connector and the cel just stays solid. i know the service connector is connected right becuase my srs light blinks code 21.

any suggestions would be much appreciated???

thanks

Old 09-20-2004, 12:16 PM
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Default Re: Cant get any codes off ecu? (dchung1)

maybe the chip or the chip job is bad or maybe the wiring is bad or the vtec solenoid is no good. try using a stock ecu and see if the code is there, if not then the ecu or chip is bad. if still there then check wiring and vtec solenoid
Old 09-20-2004, 12:26 PM
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i dont have the stock ecu . i just bought this ecu with chip new from ih8ricerz on HT

the car starts fine though and i think it still hits vtec but the cel is on all the time.
Old 09-20-2004, 04:34 PM
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Default Re: Cant get any codes off ecu? (dchung1)

still could be something wrong. try to find someone to borrow their ecu.
Old 09-20-2004, 05:22 PM
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finally figured it out.. the chip was bad. so im getting another one.

i had two chips programs i put the other chip in and the cel went away..
Old 09-20-2004, 05:49 PM
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Default Re: Cant get any codes off ecu? (dchung1)

I had a feeling it was a chip or ecu prob.
Old 09-20-2004, 08:24 PM
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Default Re: Cant get any codes off ecu? (smart monkey)

I was going to say, whenever you start the car up (or just turn it on) and the CEL comes in and you cannot get any codes from it or the CEL to blink, it's always either the chip in the ECU or the soldering job. Most of the time when that happens, you'll also have a high idle (or sometimes a very low bogging idle) and it won't rev past 3500 rpms. Just an FYI
Old 09-21-2004, 10:40 AM
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yeah im getting a new chip by ih8ricerz so ill be testing that one. i know its the chip becuase the other one doesnt throw a cel. but it runs to rich for my car right now. maybe somone else can use this thread in the future.
Old 09-21-2004, 12:06 PM
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Default Re: (dchung1)

Hey...

Sorry about that Dave. I have 2 different stock p30 programs......and I had accidently sent you the bad program that has a constant cell. I will be personally testing this other chip and sending it out usps priority tomorrow. Thanks for being patient.

Jason
Old 09-21-2004, 04:42 PM
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no problem thanks again

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