Relay unit, radiator fans (706e), Z19DTR
|
Relay unit, radiator fans (706e), Z19DTR
|
Relay unit containing relays and resistors and thermal fuse.
Pin No.
|
Signal type
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Description
|
3
|
+30
|
Power supply 37RH from fuse holder 748.
|
6
|
+30
|
Power supply 37LH from fuse holder 748.
|
2
|
Power ground
|
Grounding of 37LH in grounding point G2.
|
7
|
Power ground
|
Grounding of 37RH in grounding point G2.
|
4, 8 and 5
|
Control. Ground = active
|
Grounded by ECM. The pin is grounded differently depending on the current fan stage.
|
•
|
Power supply
|
•
|
Control
|