Diagnostic Aids

Perform this test only when instructed during QUICK TEST or if directed by other test procedures. This test is only intended to diagnose the following:

• Wiring Harness Circuits (VPWR & HCF)
• Hydraulic Cooling Fan Solenoid/Pump Assembly. See Fig 1.
• Powertrain Control Module (PCM)

Fig 1: Identifying Hydraulic Cooling Fan Solenoid/Pump

Courtesy of FORD MOTOR CO.

Fig 2: Identifying Hydraulic Cooling Fan Solenoid Circuit & Connector Terminals

Courtesy of FORD MOTOR CO.