300ZX V6-2960cc SOHC Turbo (VG30ET) (1984)
Control Module HVAC: Testing and Inspection
Fig. 64 Testing super heat timer.
1.
Test super heat timer as shown in Fig. 64.
2.
Ensure that there is infinite ohms between 2 and 3 when 12 volts is applied between 1 and 2 for less than 105 seconds and that resistance drops
below 400 ohms when voltage is applied for more than 175 seconds.