Basic Inspection Of Radiator Fan System
WARNING: This page is about a different variant/trim than selected.
- CHECK DTC
.
Read the DTC using the Subaru Select Monitor.
NOTE: For detailed operation procedures, refer to "Help" of application.Is DTC detected?
Yes:
- Repair the corresponding system.
-
Go to 2.
No:
Go to 2.
- RADIATOR FAN SYSTEM OPERATION CHECK
.NOTE: If the radiator fans are always running, go to "INSPECTION WHEN RADIATOR FANS DO NOT STOP".
Refer to COOLING (H4DO (HEV))>RADIATOR FAN SYSTEM>INSPECTION>INSPECTION WHEN RADIATOR FANS DO NOT STOP .- Install the delivery mode fuse.
Refer to PRE-DELIVERY INSPECTION>PRE-DELIVERY INSPECTION (PDI) PROCEDURE>DELIVERY MODE .
- Turn to IG ON.
- Check the radiator fan operation.
Do the radiator main fan and sub fan rotate in the order of "OFF → Low speed revolution → High speed revolution"?
Yes: System is normal.
Restore the vehicle to its original state.
No: Inspect corresponding malfunction using "Table for Diagnostics Procedure with Phenomenon".
Table for Diagnostics Procedure with Phenomenon
NOTE: If phenomenon does not match with any of the phenomenon described below, inspect fuse, relay and ground contacts for failure.Sub fan Main fan Sub fan Main fan Sub fan Main fan Sub fan Main fan Stop control Stop Stop Stop Stop Stop Stop Stop Stop Low speed control Stop Stop At high speed Stop At low speed At low speed At low speed At low speed High speed control Stop or high speed Stop or high speed At high speed Stop or high speed At high speed Stop Stop At high speed Reference Inspection when radiator fans do not rotate (A)
Refer to COOLING (H4DO (HEV))>RADIATOR FAN SYSTEM>INSPECTION>INSPECTION WHEN RADIATOR FANS DO NOT ROTATE>INSPECTION WHEN RADIATOR FANS DO NOT ROTATE (A) .Inspection when radiator fans do not rotate (B)
Refer to COOLING (H4DO (HEV))>RADIATOR FAN SYSTEM>INSPECTION>INSPECTION WHEN RADIATOR FANS DO NOT ROTATE>INSPECTION WHEN RADIATOR FANS DO NOT ROTATE (B) .Inspection when radiator fans do not rotate
Refer to COOLING (H4DO (HEV))>RADIATOR FAN SYSTEM>INSPECTION>INSPECTION WHEN RADIATOR FANS DO NOT ROTATE>INSPECTION WHEN RADIATOR FANS DO NOT ROTATE (C) .Inspection when radiator fans do not rotate (D)
Refer to COOLING (H4DO (HEV))>RADIATOR FAN SYSTEM>INSPECTION>INSPECTION WHEN RADIATOR FANS DO NOT ROTATE>INSPECTION WHEN RADIATOR FANS DO NOT ROTATE (D) . - Install the delivery mode fuse.