Mitsubishi Lancer (4A9 engine). Manual - part 146

REVERSING SENSOR SYSTEM

CHASSIS ELECTRICAL

54A-246

BACK SENSOR

REMOVAL SERVICE POINT

<<A>> CORNER SENSOR/BACK SENSOR 
REMOVAL

• First disconnect the connector joint, and then 

remove the sensor.

INSTALLATION SERVICE POINTS

>>A<< CORNER SENSOR <LANCER/LANCER 
SPORTBACK>/BACK SENSOR <LANCER> 
INSTALLATION

Install the sensor so that the sensor connector 
becomes horizontal to the earth (the connector side 
mark is in lateral direction).

ACA00248

Section A – A

Section B – B

Claw

Claw

Claw

AB

A

A

A

A

1

1

B

B

C

C

1

<LANCER SPORTBACK>

<LANCER>

Claw

Claw

Section C – C

Removal Step 

<<

A

>>

>>A<< 

or 

>>B<<

1.

Back sensor

AC700063

Corner sensor/Back sensor 

Connector side mark

ground

AH

REVERSING SENSOR SYSTEM

CHASSIS ELECTRICAL

54A-247

>>B<< BACK SENSOR <LANCER SPORTBACK>

Install the back sensor so that the UP mark faces the 
top surface.

REMOVAL AND INSTALLATION

M1540701700068

REMOVAL AND INSTALLATION

M1540701500064

ACA00060

UP mark

AB

Back sensor 

Pre-removal operation
• Removal of floor console switch panel (Refer to GROUP 

52A 

− Floor Console Assembly )

Post-installation operation
• Installation of floor console switch panel (Refer to GROUP 

52A 

− Floor Console Assembly )

AC802068

1

Floor console switch panel

Removal Step 

1.

Sonar switch

ACB01853

1

3

2

AB

Steering column shaft assembly

Removal Steps 

1.

Control unit bracket/Corner sensor/
back sensor-ECU

2.

Control unit bracket

3.

Corner sensor/back sensor-ECU

Removal Steps (Continued)

REAR VIEW CAMERA

CHASSIS ELECTRICAL

54A-248

INSPECTION

SONAR SWITCH CHECK

M1540701800225

SWITCH ON/OFF CHECK

REVERSING SENSOR INDICATOR 
CHECK

Apply the battery voltage of sonar switch connector 
terminal No. 5 and 6, and check if the reversing sen-
sor indicator illuminates.

REAR VIEW CAMERA

GENERAL INFORMATION

M1540905600487

<VEHICLES WITH MMCS>

The rear view camera displays the rear view image 
of the vehicle on the multivision display for easy con-
firmation of safety when driving backward.

<VEHICLES WITHOUT MMCS>

Since the monitor that displays the rear view camera 
image has been incorporated in the inside rear view 
mirror.

OPERATION

• When the shift lever <M/T> or selector lever <A/T, 

CVT> is moved to the R (Reverse) position with 
the ignition switch ON, the rear view monitor 
(integrated in inside-rear view mirror) displays the 
rear view via the rear-view camera automatically.

AC507372

Switch position

Terminal 
number

Normal 
condition

ON (switch pushed)

1 

− 2

Continuity 
exists (2 

Ω 

or less)

OFF (switch released)

No 
continuity

SONAR

AC507373

Reversing sensor Indicator

AL

Corner sensor switch (Sonar switch)

ACA04006

Monitor

AB

Inside rear view mirror

REAR VIEW CAMERA

CHASSIS ELECTRICAL

54A-249

• The indicator illuminates green when the rear 

view monitor (integrated in inside-rear view mir-
ror) displays the rear view.

• Functions can be changed over each time the 

switch is pressed.

SWITCH OPERATION AND SYSTEM OPERATION

ACA03941

Switch

Indicator

AC

Time for the switch to 
be pressed (second)

Operation

0 

− 6

Monitor on and off.
When the ignition switch is turned ON, the monitor will be switched on 
automatically. If the switch is pressed to switch the monitor off, the indicator 
illuminates orange.

6 

− 12

Language selection for warning text on the monitor.
Languages is changed over each time the switch is pressed. An applicable 
language will be memorized in five seconds after it is selected.

12 

− 15

Setting the monitor to be always off.
The indicator illuminates orange. When the ignition switch is turned ON at the 
next time, this monitor-OFF setting is memorized. If the switch is pressed, the 
monitor will be restored.