C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Mem Cal

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Old Jul 24, 2007 | 12:58 PM
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wpsrea
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Default Mem Cal

What system triggers the "limp home" mode? Is it the ECM or the MEM CAL chip? Mine appears to go into that mode as soon as the under hood temp rises. I tried another ECM with my MEM CAL but it still does it. '92 LT1.
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Old Jul 24, 2007 | 01:25 PM
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Default Something failed.

Did you check your diagnostic codes? Place a wire between terminal A and B on the ADLD, turn the key to on (don't start the engine) and jot down the codes.
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Old Jul 24, 2007 | 01:30 PM
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Whatever the code fault is thats throwing it into limp home mode, fix the problem, dont just assume its the computer.
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