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Home >> Cadillac >> 1989 >> Seville STS >> Repair and Diagnosis >> Engine Performance >> System >> DFI ECM Tests W/Codes >> Diagnostic Charts >> ECM Code EO26 - Shorted Throttle Switch Circuit >> Test Conditions

Test Conditions

Code EO21 and EO22 clear. TPS position greater than 14 degrees. TPS voltage less than 4.5 volts (about 80 degrees).