LEMON Manuals: Even more car manuals for everyone
Home >> Buick >> 1987 >> Electra Base >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel - Electronic (Except Estate Wagon) >> Description & Operation >> Oil Pressure Display

Oil Pressure Display

The oil pressure switch detects engine oil pressure for the cluster. The microprocessor converts oil pressure switch signals and activates a 21-segment bar graph which displays oil pressure. When bar graph changes from 7 to 6 segments (about 4 psi), the low oil pressure indicator lights.