Service Hints

FR- HTR RELAY
1-1-1-2: Closed with heater blower SW ON

A26 A/C DUAL PRESSURE SW
1-4: Open above Approx. 32 kg/cm2 (455 psi, 3138 kPa)
Closed below Approx. 2.0 kg/cm2 (28.4 psi, 196 kPa)

A 3 A/C MAGNETIC CLUTCH
1-2: Approx. 3.7 Ohms

A12 A/C AMPLIFIER
12-GROUND: Approx. 12 Volts with the ignition SW at ON position
6-GROUND: Always Continuity

A16 A/C SW
5-6: Closed with the A/C SW ON

H 7 HEATER BLOWER SW
5-6: Continuity with the heater blower SW at LO position
1-6: Continuity with the heater blower SW at M1 position
2-6: Continuity with the heater blower SW at M2 position
6-8: Continuity with the heater blower SW at HI position

B 3 BLOWER RESISTOR (FRONT A/C)
1-3: Approx. 0.35 Ohms
2-3: Approx. 0.71 Ohms
2-4: Approx. 1.24 Ohms

R 5 REAR A/C RELAY
1-2: Closed with the rear A/C control SW ON

C15 COOL BOX AMPLIFIER
8-GROUND: Approx. 12 Volts with the ignition SW ON
4-GROUND: Always Continuity

R 8 REAR A/C CONTROL SW
1-4: Continuity with the rear A/C control SW at M position
2-4: Continuity with the rear A/C control SW at HI position
3-4: Continuity with the rear A/C control SW at LO or M or HI position