Relay unit, radiator fans diesel (706a)

Location

Relay unit, radiator fans (706)

Main task

To control the radiator fans.

Type

Relay box containing relays and resistors.

Connection

Pin No.	Signal type	Description
3, 6	+30	Supplied power via maxifuse from UEC.
2, 5	Ground	Grounded in grounding point G30A
1, 4 and 7	Ground	Grounded by ECM. The pin is grounded differently depending on the current fan stage.

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Power supply

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Diesel engine