Dtc P0443: Evaporative Emission System Purge Control Valve Circuit - Suzuki SX4 Service Manual

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1A-126 Engine General Information and Diagnosis:

DTC P0443: Evaporative Emission System Purge Control Valve Circuit

Wiring Diagram
GRN
5
3
WHT
BLK/YEL
8
7
4
15
14
13
12
11
30
29
28
27
26
44
45
43
42
41
59
60
58
57
56
1. EVAP canister purge valve
2. Main relay
DTC Detecting Condition and Trouble Area
Monitor signal of EVAP canister purge valve is different from command signal.
(Circuit open or short)
(2 driving cycle detection logic)
DTC Confirmation Procedure
WARNING
!
• When performing a road test, select a place where there is no traffic or possibility of a traffic
accident and be very careful during testing to avoid occurrence of an accident.
• Road test should be carried out by 2 persons, a driver and a tester, on a level road.
1) With ignition switch OFF, connect scan tool to DLC.
2) Turn ON ignition switch and clear DTC using scan tool.
3) Start engine and warm up normal operating temperature.
4) Drive vehicle at more than 40 km/h, 25 mph for 5 min. or more.
5) Check DTC and pending DTC.
2
BLK/YEL
BLK/YEL
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. "IG COIL" fuse
4. Main fuse box
DTC detecting condition
BLK/WHT
BRN/WHT
BLK/RED
BLK/RED
BLK/RED
BLK/RED
1
BLU/BLK
2
1
15
14
13
12
11
17
16
30
29
28
27
26
44
32 31
45
43
42
41
59
47 46
60
58
57
56
5. Ignition switch
6. ECM
6
E01-29
C01-58
BLK/ORN
C01-15
BLK
C01-30
BLK
E01-60
E01-31
BLK
5V
12V
E01-1
E01-16
C01-29
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. "IGN" fuse
Trouble area
• EVAP canister purge valve
• EVAP canister purge valve circuit
• ECM
S7RW0A1104048
2
1
17
16
32 31
47 46
I6RW0D110039-01

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