Unit Inspection

Cooling fan relay check

Check the resistance between connector terminals.

Resistance

Inspection terminals	Inspection conditions	Standard value
3 - 5	When the battery voltage is not applied to the terminal 1 and terminal 2:	10 k Ωor more
3 - 5	When the battery voltage is applied to the terminal 1 and terminal 2:	Less than 1 Ω

Fig 1: Cooling Fan Relay Connector Terminal Identification

Courtesy of SUBARU OF AMERICA, INC.

Cooling fan relay No. 2 check

Check the resistance between connector terminals.

Resistance

Inspection terminals	Inspection conditions	Standard value
3 - 4	When the battery voltage is not applied to the terminal 1 and terminal 2:	Less than 1 Ω
3 - 4	When the battery voltage is applied to the terminal 1 and terminal 2:	10 k Ωor more
3 - 5	When the battery voltage is not applied to the terminal 1 and terminal 2:	10 k Ωor more
3 - 5	When the battery voltage is applied to the terminal 1 and terminal 2:	Less than 1 Ω

Fig 2: Cooling Fan Relay No. 2 Connector Terminal Identification

Courtesy of SUBARU OF AMERICA, INC.

Cooling fan relay No. 3 check

Check the resistance between connector terminals.

Resistance

Inspection terminals	Inspection conditions	Standard value
3 - 5	When the battery voltage is not applied to the terminal 1 and terminal 2:	10 k Ωor more
3 - 5	When the battery voltage is applied to the terminal 1 and terminal 2:	Less than 1 Ω

Fig 3: Cooling Fan Relay No. 3 Connector Terminal Identification

Courtesy of SUBARU OF AMERICA, INC.