Service Hints
A 2 A/C SINGLE PRESSURE SW2-3: Open above Approx. 1323 kPa (192 psi, 13.5 kg/Cm2)
Closed below Approx. 980 kPa (142 psi, 10 kg/Cm2)
C18 COOLING FAN ECU
1- 4: 10-14 Volts with the Ignition SW ON
9-10: 2.5 Volts at 20°C (68°F) and Ignition SW ON
1.2 Volts at 80°C (l76°F) and Ignition SW ON
8- 4: 10-14 Volts at A/C high pressure SW ON (open)
0-3 Volts at A/C high pressure SW OFF (Closed)
4-Ground: Always continuity
E 4 ENGINE COOLANT TEMP. SENSOR (FOR COOLING FAN)
1-2: 1.5 K Ohms at 80°C (176°F)
0.7 K Ohms at 110°C (230°F)