Mitsubishi Lancer (4A9 engine). Manual — part 129

FOG LAMP

CHASSIS ELECTRICAL

54A-178

SPECIAL TOOLS

M1540401800172

FOG LAMP

CHASSIS ELECTRICAL

54A-179

Tool

Number

Name

Use

MB990784

Ornament
remover

Removal of front fog lamp bezel

MB990784

FOG LAMP

CHASSIS ELECTRICAL

54A-180

MB991955

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

M.U.T.-III sub-
assembly

a. Vehicle

Communicatio
n Interface
(V.C.I.)

b. M.U.T.-III USB

cable

c. M.U.T.-III main

harness A
(Vehicles with
CAN
communication
system)

d. M.U.T.-III main

harness B
(Vehicles
without CAN
communication
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

Tool

Number

Name

Use

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

FOG LAMP

CHASSIS ELECTRICAL

54A-181

TROUBLESHOOTING

STANDARD FLOW OF DIAGNOSTIC
TROUBLESHOOTING

M1540401700142

Refer to GROUP 00

− Contents of troubleshooting .

TROUBLE SYMPTOM CHART

M1540401000239

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 fog lamps do not illuminate normally.

1

One of the front fog lamps does not illuminate.

2

The front fog lamp indicator does not illuminate normally.

3

The rear fog lamp do not illuminate normally.

4

The rear fog lamp indicator does not illuminate normally.

5