Mitsubishi Lancer (4A9 engine). Manual - part 134

SIDE TURN-SIGNAL LAMP

CHASSIS ELECTRICAL

54A-198

INSTALLATION SERVICE POINT

>>A<< SIDE TURN-SIGNAL LAMP INSTALLATION

Engage the claw to the fender panel to install the 
side turn signal lamp.

AC506857

Hook

Claw

Fender 
panel

AC

Forward of vehicle

INTERIOR LAMP

CHASSIS ELECTRICAL

54A-199

INTERIOR LAMP

SPECIAL TOOLS

M1541301600185

INTERIOR LAMP

CHASSIS ELECTRICAL

54A-200

Tool

Number

Name

Use

MB991955

a. MB991824
b. MB991827
c. MB991910
d. MB991911
e. MB991825
f. MB991826

M.U.T.-III sub-
assembly

a. Vehicle 

Communicati
on Interface 
(V.C.I.)

b. M.U.T.-III 

USB cable

c. M.U.T.-III 

main harness 
A (Vehicles 
with CAN 
communicatio
n system)

d. M.U.T.-III 

main harness 
B (Vehicles 
without CAN 
communicatio
n system)

e. M.U.T.-III 

measure 
adapter

f. M.U.T.-III 

trigger 
harness

CAUTION

For vehicles with CAN 
communication, use M.U.T.-III 
main harness A to send 
simulated vehicle speed. If you 
connect M.U.T.-III main harness B 
instead, the CAN communication 
does not function correctly.
Diagnosis code, service data and 
actuator test check.

MB991223

a. MB991219
b. MB991220
c. MB991221
d. MB991222

Harness set

a. Check 

harness

b. LED harness
c. LED harness 

adapter

d. Probe

Continuity check and voltage 
measurement at harness wire or 
connector

a. For checking connector pin 

contact pressure

b. For checking power supply 

circuit

c. For checking power supply 

circuit

d. For connecting a locally sourced 

tester

MB991910

MB991826

MB991955

MB991911

MB991824

MB991827

MB991825

a

b

c

d

e

f

DO NOT USE

MB991223

a

d

c

b

DO NOT USE

BA

INTERIOR LAMP

CHASSIS ELECTRICAL

54A-201

TROUBLESHOOTING

STANDARD FLOW OF DIAGNOSTIC 
TROUBLESHOOTING

M1541301500166

Refer to GROUP 00 

− Contents of troubleshooting .

TROUBLE SYMPTOM CHART

M1541300200258

MB992006

Extra fine probe

Continuity check and voltage 
measurement at harness wire or 
connector

Tool

Number

Name

Use

MB992006

Trouble symptom

Inspection 
Procedure No.

Reference page

The front room lamp does not illuminate normally.

1

The rear room lamp does not illuminate normally.

2

The luggage compartment lamp does not illuminate normally.

3

The interior lamp automatic shutoff function does not work normally.

4