Radiator Cooling Fan Control System Check .1A-212 - Suzuki SX4 Service Manual

1A-212 Engine General Information and Diagnosis:
Radiator Cooling Fan Control System Check
Wiring Diagram
BLK/YEL
GRY
1
7
8
15 14 13 12 11
30 29 28 27 26
44
45 43 42 41
60 59 58 57 56
1. Individual circuit fuse box No.1
2. Main relay
Troubleshooting
WARNING
!
Keep hands, tools, and clothing away from radiator cooling fan to help prevent personal injury. This
fan is electric and can come on whether or not the engine is running. The fan can start automatically in
response to the ECT sensor with the ignition switch at the "ON" position.
NOTE
• Before performed trouble shooting, be sure to read the "Precautions of ECM Circuit Inspection".
• When measuring circuit voltage, resistance and/or pulse signal at ECM connector, connect the
special tool to ECM and/or the ECM connectors referring to "Inspection of ECM and Its Circuits".
2
BLK/YEL
BLK/YEL
BLK/RED
3
BLU/RED
E01
10 9 8 7 6 5 4 3
25 24 23 22 21 20 19 18
40 39 38 37 36 35 34 33
55 54 53 52 51 50 49 48
3. Radiator cooling fan relay
4. Radiator cooling fan motor
BRN/WHT
BLK/RED BLK/RED
BLK/RED
LT GRN
4
BLK
5
LT GRN
ORN
2 1 15 14 13 12 11
17 16 30 29 28 27 26
44
32 31 45 43 42 41
47 46 60 59 58 57 56
5. ECT sensor
6. ECM
6
E01-60
E01-1
12V
5V
E01-16
E01-46
C01-58 BLK/ORN
C01-15 BLK
C01-30 BLK
E01-31 BLK
5V
C01-24
C01-55
C01
10 9 8 7 6 5 4 3
25 24 23 22 21 20 19 18
40 39 38 37 36 35 34 33
55 54 53 52 51 50 49 48
7. "FI" fuse
8. "RDTR" fuse
S7RW0A1104084
2 1
17 16
32 31
47 46
I6RW0D110058-01