Suzuki RA410, Manual

Page: 407 / 761

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