Service Hints

Air Conditioning (Dual A/C)

119(A) INTEGRATION CONTROL AND PANEL
(A) 8 - GROUND : Approx. 12 volts with the ignition SW at ON position
(A) 2 - GROUND : Approx. 12 volts with the ignition SW at ON position
(A) 10 - GROUND : Always continuity

A4 A/C TRIPLE PRESSURE SW (A/C DUAL AND SINGLE PRESSURE SW)
1 - 4 : Open with the refrigerant at less than approx. 2.0 kg/sq.cm (196 kPa, 26 psi) or more than approx. 32.0 kg/sq.cm (3183 kPa, 455 psi)
2 - 3 : Open below approx. 12.5 kg/sq.cm (1226 kPa, 176 psi)
: Closed above approx. 15.5 kg/sq.cm (1520 kPa, 220 psi)

A18 AIR VENT MODE CONTROL SERVO MOTOR (FRONT)
2 - GROUND : Approx. 12 volts with the ignition SW at ON position
1 - GROUND : Always continuity

A35 AIR VENT MODE CONTROL SERVO MOTOR (REAR)
7 - GROUND : Approx. 12 volts with the ignition SW at ON position
8 - GROUND : Always continuity

HEATER RELAY
5 - 3 : Closed with ignition SW on and blower SW on

A28 A/C CONTROL (REAR HEATER CONTROL PANEL)
10 - GROUND : Approx. 12 volts with the ignition SW at ON position
6 - GROUND : Always continuity

Air Conditioning (Single A/C)

119(A) INTEGRATION CONTROL AND PANEL
(A) 8 - GROUND : Approx. 12 volts with the ignition SW at ON position
(A) 2 - GROUND : Approx. 12 volts with the ignition SW at ON position
(A) 10 - GROUND : Always continuity

A4 A/C TRIPLE PRESSURE SW (A/C DUAL AND SINGLE PRESSURE SW)
1 - 4 : Open with the refrigerant 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 kPa, 455 psi)
2 - 3 : Open below approx. 12.5 kg/sq.cm (1226 kPa, 178 psi)
: Closed above approx. 15.5 kg/sq.cm (1520 kPa, 220 psi)

A18 AIR VENT MODE CONTROL SERVO MOTOR (FRONT)
2 - GROUND : Approx. 12 volts with the ignition SW at ON position
1 - GROUND : Always continuity

HEATER RELAY
5 - 3 : Closed with the ignition SW on and blower SW on