Dtc P0480: Fan 1 (Radiator Cooling Fan) Control Circuit - Suzuki Grand Vitara 2011 Manual

DTC P0480: Fan 1 (Radiator Cooling Fan) Control Circuit

Wiring Diagram
YEL/GRN
BLU/WHT
10
2
1
15 14 13 12 11
30 29 28 27 26
44
45 43 42 41
60 59 58 57 56
1. Fuse box No.2
2. Ignition switch
3. Radiator cooling fan relay No. 1
4. Radiator cooling fan relay No. 2
DTC Detecting Condition and Trouble Area
DTC detecting condition
Monitored voltage of radiator cooling fan relay output is
different from its command signal.
(1 driving cycle detection logic)
DTC Confirmation Procedure
1) Turn OFF ignition switch.
2) Clear DTC with ignition switch turned ON.
3) Run engine at idle speed.
4) Check DTC.
Engine General Information and Diagnosis: For Petrol Engine Model 1A-152
3
BLU/RED
BLU/YEL
6
YEL/GRN
7
BLK
BLU/BLK
YEL/GRN
E23
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
5. Radiator cooling fan relay No. 3
6. Radiator cooling fan motor No.1
7. Radiator cooling fan motor No.2
8. ECM
RED/BLK E23-46
4
BLK
E23-47
RED
BLU
BLU
5
E23-48
RED/YEL
9
PPL/YEL C37-24
GRY/GRN
C37-57
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
• Radiator cooling fan relay circuit malfunction
• Radiator cooling fan relay malfunction
• ECM malfunction
8
C37-15 BLK/ORN
C37-30 BLK/ORN
C37-29
BLK/YEL
C37-48
BLK/YEL
BLK/YEL
C37-58
5V
C37
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
9. ECT sensor
10. "IG2 SIG" fuse
Trouble area
S6JB0A1114050
2 1
17 16
32 31
47 46
I5JB0A110056-01