Suzuki Wagon R Manual page 2128

DTC P0443 Evaporative Emission System Purge Control Valve Circuit
Wiring Diagram
BLU/BLK
5
WHT/BLU
BLK/YEL
4
60A 20A
80A
E23
7 6 5 4 3
17 16 15 14 13 12 11 10
27 26 25 24 23 22 21 20
34 33 32 31 30
1. EVAP canister purge valve
2. Main relay
DTC Detecting Condition and Trouble Area
DTC Detecting Condition
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 acci-
dent and be very careful during testing to avoid occurrence of an accident.
• Road test should be carried out with 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 run engine at idle speed (600 rpm or more) for 1 minute with all electric loads turned OFF.
4) Check DTC and pending DTC.
3
2
BLK/YEL
BLK/RED
BLK/YEL
E22
2 1 7 6 5 4 3
9 8 19 18 17 16 15 14 13 12 11 10
19 18 27 26 25 24 23 22
29 28 35 34 33 32 31 30
3. "IG COIL" fuse
4. Relay box
ENGINE GENERAL INFORMATION AND DIAGNOSIS (M13 ENGINE) 6-2-125
6
BLK/WHT E21-28
BLU/BLK
E23-15
BLK/RED E21-6
BLK/RED BLK/RED E21-5
1
RED/BLK E23-13
E21
2 1 6 5 4 3 2 1
9 8 16 15 14 13 12 11 10 9 8
21 20 27 26 25 24 23 22 21 20 19 18
29 28 35 34 33 32 31 30 29
5. Ignition switch
6. ECM
• EVAP canister purge valve
• EVAP canister purge valve circuit
• ECM
E22-1 BLK
E23-2 BLK/YEL
E23-1
BLK/YEL
5V
12V
7
17
28
Trouble Area