LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Cadillac >> 1991 >> Seville Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Diagnostic Tests >> Pcm Code EO12, No Distributor (Tach) Signal >> Test Conditions:
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Test Conditions:

Code EO12 is tested anytime cam sensor signals are being received during engine cranking operation (crank input to PCM at system voltage) and Code EO41 is not set.

scientia non olet · About LEMON Manuals