Suzuki RA410 Manual page 407

6E1-42 ENGINE AND EMISSION CONTROL SYSTEM
TABLE B-7 RADIATOR FAN CONTROL SYSTEM CHECK
TERMINAL ARRANGEMENT OF ECM/PCM CONNECTOR (VIEWED FROM HARNESS SIDE)
C11
STEP
1 1) Check radiator fan control system
for operation, referring to SYSTEM
INSPECTION of RADIATOR FAN
CONTROL SYSTEM in this
section.
2) Is it in good condition?
2 1) Check radiator fan control relay,
referring to RADIATOR FAN
CONTROL RELAY of RADIATOR
FAN CONTROL SYSTEM in this
section.
2) Is it in good condition?
3 1) Check wire harness and
connection for open or short.
2) Are they in good condition?
C5 C1
ACTION
Br/W
A22
B/R
A1
Bl
C5
B/W
A2
YES
Radiator fan control system is in
good condition.
Go to step 3.
Poor performance of ECT sensor.
If ECT sensor is OK, substitute a
known-good ECM/PCM and re-
check.
1. Battery
2. Fuse/relay box
3. Ignition switch
4. Circuit fuse
5. Main relay
6. Radiator fan control relay
7. Radiator fan motor
8. ECM/PCM
B
C11
B
A13
B/Br
C1
A22
Go to step 2.
Faulty radiator fan con-
trol relay
Wire open or short
Poor connection
A1
A2
A13
NO