Service Hints

A 1 A/C MAGNETIC CLUTCH
1-Ground: Approx. 3.8 Ohms

A 2 A/C PRESSURE SW
1-4: Open with the refrigerant pressure at less than approx. 2.1 kg/cm2 (30 psi, 206 kPa) or more than approx. 27 kg/cm2 (38 psi, 2684 kPa)

A11 A/C THERMISTOR
2-1: Approx. 1.5 K Ohms 25° C (77° F)

B 4 BLOWER RESISTOR
1-4: 2.0 Ohms
1-2: 0.88 Ohms
1-3: 0.32 Ohms

H10-A, H11-B HEATER CONTROL SW AND A/C SW
A-1-Ground: Approx. 12 Volts with the Heater Control SW at LOW position
B-9-Ground: Approx. 12 Volts with the Heater Control SW at MEDIUM LOW position
B-10-Ground: Approx. 12 Volts with the Heater Control SW at MEDIUM HIGH position
B-13-Ground: Approx. 12 Volts with the Heater Control SW at HIGH position
A-18-Ground: Approx. 12 Volts with the RECIRC SW at ON position
A-19-Ground: Approx. 12 Volts with the Fresh SW at ON position
A-14-Ground: Approx. 12 Volts with the Face SW at ON position
A-12-Ground: Approx. 12 Volts with the B/L SW at ON position
A-7-Ground: Approx. 12 Volts with the Foot SW at ON position
B-4-Ground: Approx. 12 Volts with the DEF SW at ON position
B-11-Ground: Approx. 12 Volts with the Foot/DEF SW at ON position
A-1, A-9-Ground: Approx. 12 Volts with the ignition SW at ON position
A-1, B-18-Ground: Approx. 12 Volts with the A/C SW at ON position
A-8, B-16-Ground: Always continuity