Page 829 of 4264
ELECTRICAL-BODY AND CHASSIS 8A-171
HORN
1. Both sides of horn do not sound
Checkpoint Trouble Cause Countermeasure
Repair the grounding point
Poor ground contact
NG
Horn relay
Grounding point
Reinstall or replace fuse No.
EB-15 (10A)
Fuse No EB-15 (10A, Relay
and fuse box)
Poor fuse contact or blown
fuse
NG
OK OK
Reinstall or replace the horn
relay
Poor relay contact or faulty
horn relay
NG
Voltage between connector
3
X-3 - ground or 1 X-3
- ground (Should be battery
voltage present) OK
Repair open circuit or
reconnect the connector
Open circuit or poor connector
contact between fuse No. EB-
15 (10A) and horn relay
NG
Remove steering pad and
steering wheel
OK
Horn switch continuity
OK
Repair or replace the horn
switch
Poor switch point contact or
faulty switch
NG
Continuity between
4
X-3 - 10 B-60
2
X-3 - 1 C-20 (1 C-21) OK
Repair open circuit or
connector contact
Open circuit or poor connector
contact
NG
Page 853 of 4264
ELECTRICAL-BODY AND CHASSIS 8A-195
INSPECTION AND REPAIR
R-9 R-10
R-1 R-6
DOOR SWITCH
Door Switch Connections
Connector
SW No.
R-9 R-10
R-1 R-6
position Terminal No.
1 Body Ground
PUSHED
RELEASED
WARNING BUZZER
1. Warning Buzzer Circuit
Warning function Operational conditions
Taillights left on The buzzer sounds when both the tail relay and the FRT door switch-drive
side are turned on. To stop the sound of the buzzer, turn on the starter
switch.
Harness side
B-45
2. Warning Buzzer Harness Side Connector Circuit
Disconnect the warning buzzer connector and check
continuity and voltage between the warning buzzer harness
side connector terminals.
Terminal
NO. Wire
color Connecting to Check itemConnecting
terminal Check condition Standard
3 G/R Tail relay 3-Ground Lighting SW “ON” Approx. 12V
6 Y Fuse CB-5 Voltage
6-Ground Starter SW “ON” Approx. 12V
Door SW Open Continuity
(FRT-LH)
Continuity Close No continuity
2 B Ground 2-Ground - Continuity
FRT door-LH 1-Ground 1
B/W
Page 856 of 4264
8A-198 ELECTRICAL-BODY AND CHASSIS
CIRCUIT DIAGRAM WITHOUT INTERMITTENT RELAY (RHD)
RTW48AXF027901
Page 857 of 4264
ELECTRICAL-BODY AND CHASSIS 8A-199
CIRCUIT DIAGRAM WITH INTERMITTENT RELAY (RHD)
RTW48AXF028001
Page 858 of 4264
8A-200 ELECTRICAL-BODY AND CHASSIS
CIRCUIT DIAGRAM WITHOUT INTERMITTENT RELAY (LHD)
RTW48AXF004501
Page 859 of 4264
ELECTRICAL-BODY AND CHASSIS 8A-201
CIRCUIT DIAGRAM WITH INTERMITTENT RELAY (LHD)
RTW48AXF004401
Page 861 of 4264
ELECTRICAL-BODY AND CHASSIS 8A-203
2. Wiper dose not operate at “ INT “ position
Checkpoint Trouble Cause Countermeasure
Replace the wiper & washer
SW.
SW. malfunction
NG
Repair grounding point contact
Grounding point
C-36
Poor grounding point contact
Repair open circuit or
connector contact
Voltage between the
intermittent relay harness side
connector terminal 4
C-3
and the ground at the “INT”
position (Should be battery
voltage present)
Open circuit or poor connector
contact
NG NG OK
OK
Continuity between the wiper
& washer SW connector
terminals 4
B-59 and 2 B-59
at the “ INT “ position
Replace the intermittent relay
Intermittent relay function
Relay malfunction
NG OK
3. Wiper does not operate at “LO” position
Replace the wiper motor
Wiper motor function
1. Disconnect the wiper &
washer SW. connector
2. Turn the starter SW. on
3. Short-circuit between the
wiper & washer SW.
harness side connector
terminals.
4.
B-59 and 5 B-59
5. Check to see if the wiper
motor rotates at a low
speed
Wiper motor malfunction
NG
Replace the wiper & washer
SW.
Wiper & washer SW. function
SW. malfunction
NG OK
Page 863 of 4264
ELECTRICAL-BODY AND CHASSIS 8A-205
6. Auto-stop function of the wiper motor does not operate
Checkpoint Trouble Cause Countermeasure
Repair open circuit or
connector contact
Open circuit or poor connector
contact
NG
Repair open circuit or
connector contact
Open circuit or poor connector
contact
NG Continuity between the
intermittent relay harness side
connector 6
C-3 and the
wiper motor harness side
connector 6
C-4
Replace the intermittent relay
Relay malfunction
NG
Intermittent relay function
Wiper motor function
1. Disconnect the wiper motor
connector
2. Connect the motor
connector 5
B-59 to the
battery (+) terminal and 1
C-4 to the (-) terminal,
and then change the
connection of the battery (+)
terminal to the connector 4
C-4 while the motor
rotating at a low speed
3. Check to see if the wiper
motor stops at the auto stop
position when connecting
the connector terminals 3
C-4 and 1 C-4 in this
condition
Continuity between the wiper
& washer SW. connector
terminals 5
B-59 and 6 B-59
at the “OFF” position
OK
Replace the wiper motor
Wiper motor malfunction
NG
Repair an open circuit or a
poor connection of the
connectors between the fuse
No. RHD: C-9 (20A) and 4
C-4
Voltage between the wiper
motor harness side connector
terminal 4
C-4 and the
ground (Should be battery
voltage present)
Open circuit or poor connector
contact
NG
OK OK
OK
