Mitsubishi L200. Manual — part 757
STEERING WHEEL AUDIO REMOTE CONTROL SWITCH
CHASSIS ELECTRICAL
54A-395
STEP 9. Connector check: C-218 ETACS-ECU
connector
Q: Is the check result normal?
YES :
Go to Step 10.
NO :
Repair the defective connector.
AC509934
Connector: C-218 <LHD>
AJ
Junction
block
Junction block side
AC509943
Connector: C-218 <RHD>
AC
Junction block
(Rear view)
Junction block side
STEERING WHEEL AUDIO REMOTE CONTROL SWITCH
CHASSIS ELECTRICAL
54A-396
STEP 10. Check the wiring harness between C-
218 ETACS-ECU connector terminal No.15 and C-
306 clock spring connector terminal No.6.
• Check the communication line for open circuit
and short circuit.
NOTE:
Prior to the wiring harness inspection, check C-
138,C-09 joint connectors and C-209 junction block
connector, and repair if necessary.
Q: Is the check result normal?
YES :
Go to Step 11.
NO :
Repair the wiring harness.
STEP 11. Retest the system
Check whether the illumination of the steering wheel
audio remote control switch comes on normally.
Q: Is the check result normal?
YES :
The trouble can be an intermittent
malfunction (Refer to GROUP 00
− How to
Use Troubleshooting/inspection Service
Points
− How to Cope with Intermittent
Malfunction ).
NO :
Replace the steering wheel audio remote
control switch.
AC509934
Connectors: C-209, C-218 <LHD>
Junction block (Front view)
C-209
C-209
CY
Harness side
C-218
Junction block side
C-218
AC509943
Connector: C-218 <RHD>
AC
Junction block
(Rear view)
Junction block side
AC903856
Connectors: C-09, C-138 <LHD>
C-09 (GR)
AX
C-138 (L)
C-09, C-138
AC903868
Connectors: C-09, C-138 <RHD>
C-09 (GR)
BP
C-138 (L)
C-09, C-138
AC509936
Connector: C-209 <RHD>
CA
Junction block
(Front view)
Harness side
STEERING WHEEL AUDIO REMOTE CONTROL SWITCH
CHASSIS ELECTRICAL
54A-397
REMOVAL AND INSTALLATION
M1544015600131
WARNING
•
Before removing the air bag module, refer to GROUP 52B, Service Precautions and
Driver’s Front Passenger's Air Bag Module and Clock Spring .
•
When removing and installing the steering wheel, do not let it bump against the air bag
module.
STEERING WHEEL AUDIO REMOTE
CONTROL SWITCH INSPECTION
M1544015700291
STEERING WHEEL AUDIO REMOTE
CONTROL SWITCH CHECK
Use an ohmmeter to measure the resistance value
between the terminal.
Pre-removal operation
• Removal of driver’s air bag module (Refer to GROUP
52B, Driver’s, Front Passenger's Air Bag Module and
Clock Spring ).
Post-installation operation
• Installation of driver’s air bag module (Refer to GROUP
52B, Driver’s, Front Passenger's Air Bag Module and
Clock Spring ).
AC605239AD
1
Driver's air bag module
Removal Step
1.
Steering wheel audio remote
control switch
AC605242
“VOL up” switch
“CH up”
switch
“CH down”
switch
“VOL down”
switch
“Mode” switch
AC
AC600711AC
HANDS FREE-ECU
CHASSIS ELECTRICAL
54A-398
ILLUMINATION CHECK
Apply the battery voltage of steering wheel audio
remote control switch connector terminal No. 1 and
5, and check if the steering wheel audio remote con-
trol switch illuminates.
NOTE: Make sure that the polarity is correct.
HANDS FREE-ECU
GENERAL INFORMATION
M1544401200376
The hands-free interface system enables handsfree
talking and playing music by bluetooth
® connection
with bluetooth
® device (mobile phone or music
player). In addition, music can be played by connect-
ing the USB-compatible device to the USB connec-
tor.
Switch Position
Tester
Connection
Measurement
Value
No push
2
− 3
Approximately
3.1 k
Ω
2
− 4
Approximately
71 k
Ω
"Mode" switch
Approximately
270
Ω
"CH up" switch
Approximately
740
Ω
"CH down" switch
Approximately
1.3 k
Ω
"VOL up" switch
Approximately
2.1 k
Ω
"VOL down" switch
Approximately
3.1 k
Ω
AC800648AB
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