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Home >> Cadillac >> 1990 >> Seville Base, 4T60/ME9 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> ECM Trouble Code Charts >> ECM Code EO34, Map Signal Too High >> Test Conditions:
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Test Conditions:

Codes EO21, EO22, EO26, EO27, EO31 and EO32 clear, engine speed greater than or equal to 400 RPM, throttle switch closed and throttle angle less than or equal to 18 degrees.

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