Service Hints
C 8-A, C 9-B, C 11-D CENTER ECUACC-GROUND : Approx. 12 volts with ignition SW at ACC or ON position
+B-GROUND : Always approx. 12 volts
AIF-GROUND : Approx. 12 volts with FRESH select SW ON
AIR-GROUND : Approx. 12 volts with RECIRC select SW ON
VER1, VER2, VER3, VER4, GND-GROUND : Always continuity
A 5 A/C TRIPLE PRESSURE SW (A/C DUAL AND SINGLE PRESSURE SW)
1-4 : Open with the refrigerant pressure at less than approx. 2.0 kg/sq.cm (196.1 kpa, 28.4 psi) or more than approx. 32.0 kg/sq.cm (3138.1 kpa, 455 psi)
2-3 : Open below approx. 12.5 kg/sq.cm (1225 kpa, 178 psi)
: Closed above approx. 15.5 kg/sq.cm (1520 kpa, 220 psi)