Suzuki Ignis Service Manual page 3343

6-142 ENGINE GENERAL INFORMATION AND DIAGNOSIS
DTC CONFIRMATION PROCEDURE
1) With ignition switch turned OFF, connect scan tool.
2) Turn ON ignition switch and clear DTC using scan tool.
3) Start engine and warm up engine to normal operating temperature.
4) Run engine at idle and turn both A/C switch and heater blower switch ON (turn ON air conditioning) for 3
min. or more.
5) Check DTC and pending DTC.
TROUBLESHOOTING
Step
1 Was "Engine and Emission Control System
Check" performed?
2 Check Relay Circuit
1) Disconnect A/C condenser fan relay No.1
from relay/fuse box with ignition switch
turned OFF. (See Fig. 1.)
2) Measure voltage between "BLK/RED" wire
terminal of A/C condenser fan relay No.1
connector and engine ground with ignition
switch turned ON.
Is voltage 10 – 14 V?
3 Check Relay Circuit
1) Disconnect A/C condenser fan relay No.2
from relay box with ignition switch turned
OFF. (See Fig. 1.)
2) Measure voltage between "BLK/RED" wire
terminal of A/C condenser fan relay No.2
connector and engine ground with ignition
switch turned ON.
Is voltage 10 – 14 V?
4 Check Relay Circuit
1) Install A/C condenser fan relay No.1 and
No.2 with ignition switch turned OFF.
2) Disconnect connectors from ECM.
3) Remove ECM from vehicle body and then
connect connectors to ECM.
4) Measure voltage between each "C64-12"
and "C64-5" wire terminal of ECM connector
and vehicle body ground with ignition switch
turned ON.
Is each voltage 10 – 14 V?
Action Yes
Go to Step 2.
Go to Step 3.
Go to Step 4.
Go to Step 5.
No
Go to "Engine and Emis-
sion Control System
Check" in this section.
"BLK/RED" wire in open
or high resistance circuit.
"BLK/RED" wire in open
or high resistance circuit.
Go to Step 7.