Mitsubishi Outlander GS45X. Manual - part 77

HAZARD WARNING LIGHT SWITCH

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CHASSIS ELECTRICAL

54A-305

DIAGNOSIS

STANDARD FLOW OF DIAGNOSTIC TROUBLESHOOTING

M1541501400152

Refer to GROUP 00 

− Contents of troubleshooting 

P.00-7

.

DIAGNOSTIC FUNCTION

M1541500600108

HOW TO CONNECT THE SCAN TOOL (M.U.T.-III)

Required Special Tools:

• MB991958: Scan Tool (M.U.T.-III Sub Assembly)

• MB991824: Vehicle Communication Interface (V.C.I.)

• MB991827: M.U.T.-III USB Cable

• MB991910: M.U.T.-III Main Harness A (Vehicles with 

CAN communication system)

MB991223

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

Harness set

a. Check harness
b. LED harness
c. LED harness 

adapter

d. Probe

General service 
tool (jumper)

Continuity check and voltage 
measurement at harness wire or 
connector

a. Connector pin contact pressure 

inspection

b. Power circuit inspection
c. Power circuit inspection
d. Commercial tester connection

MB992006
Extra fine probe

−

Continuity check and voltage 
measurement at harness wire or 
connector

Tool

Tool number and 
name

Supersession

Application

MB991223

a

d

c

b

DO NOT USE

BA

MB992006

HAZARD WARNING LIGHT SWITCH

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CHASSIS ELECTRICAL

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CAUTION

To prevent damage to scan tool MB991958, always turn the 
ignition switch to the "LOCK" (OFF) position before con-
necting or disconnecting scan tool MB991958.
1. Ensure that the ignition switch is at the "LOCK" (OFF) 

position.

2. Start up the personal computer.
3. Connect special tool MB991827 to special tool MB991824 

and the personal computer.

4. Connect special tool MB991910 to special tool MB991824.
5. Connect special tool MB991910 to the data link connector.
6. Turn the power switch of special tool MB991824 to the "ON" 

position.
NOTE: When special tool MB991824 is energized, special 
tool MB991824 indicator light will be illuminated in a green 
color.

7. Start the M.U.T.-III system on the personal computer.
NOTE: Disconnecting scan tool MB991958 is the reverse of the 
connecting sequence, making sure that the ignition switch is at 
the "LOCK" (OFF) position.

HOW TO READ AND ERASE DIAGNOSTIC 
TROUBLE CODES

Required Special Tools:

• MB991958: Scan Tool (M.U.T.-III Sub Assembly)

• MB991824: Vehicle Communication Interface (V.C.I.)

• MB991827: M.U.T.-III USB Cable

• MB991910: M.U.T.-III Main Harness A (Vehicles with 

CAN communication system)

CAUTION

To prevent damage to scan tool MB991958, always turn the 
ignition switch to the "LOCK" (OFF) position before con-
necting or disconnecting scan tool MB991958.
NOTE: If the battery voltage is low, diagnostic trouble codes will 
not be set. Check the battery if scan tool MB991958 does not 
display.
1. Connect scan tool MB991958 to the data link connector.
2. Turn the ignition switch to the "ON" position.
3. Select "System select" from the start-up screen.
4. Select "From 2006 MY" of "Model Year." When the "Vehicle 

Information" is displayed, check the contents.

5. Select "ETACS" from "System List", and press the "OK" 

button.
NOTE: When the "Loading Option Setup" list is displayed, 
check the applicable item.

6. Select "Diagnostic Trouble Code" to read the DTC.
7. If a DTC is set, it is shown.
8. Choose "Erase DTCs" to erase the DTC.

ZC501967

AC404789

AC702802

MB991824

MB991827

MB991910

Data link

connector

AB

HAZARD WARNING LIGHT SWITCH

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CHASSIS ELECTRICAL

54A-307

DIAGNOSTIC TROUBLE CODE CHART

M1541500200092

CAUTION

On troubleshooting, if the ignition switch is 
turned ON while disconnecting connector(s), 
diagnostic trouble code(s) associated with other 
system may be set. On completion, confirm all 
systems for diagnostic trouble code(s). If diag-
nostic trouble code(s) are set, erase them all.

DIAGNOSTIC TROUBLE CODE PROCEDURES

DTC B16A6: Turn-signal fuse blown

.

TROUBLE JUDGMENT

When the hazard warning light fuse is blown, the 
ETACS-ECU sets the DTC B16A6.

.

TECHNICAL DESCRIPTION (COMMENT)

With the ADC DTC not set, when the blown fuse of 
hazard warning light is detected three times consec-
utively, the ETACS-ECU sets the DTC B16A3.

.

TROUBLESHOOTING HINTS

• The wiring harness or connectors may have 

loose, corroded, or damaged terminals, or termi-
nals pushed back in the connector

• Malfunction of the ETACS-ECU

DIAGNOSIS

Required Special Tools:

• MB991958: Scan Tool (M.U.T.-III Sub Assembly)

• MB991824: Vehicle Communication Interface (V.C.I.)

• MB991827: M.U.T.-III USB Cable

• MB991910: M.U.T.-III Main Harness A (Vehicles with 

CAN communication system)

STEP 1. Fuse check
Check if the turn-signal light fuse is normal.
Q: Is the check result normal?

YES : Go to Step 2.
NO :  Replace the turn-signal light fuse.

Diagnostic trouble code No.

Diagnostic item

Reference page

B16A6

Turn-signal fuse blown

P.54A-307

HAZARD WARNING LIGHT SWITCH

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CHASSIS ELECTRICAL

54A-308

STEP 2. Using scan tool MB991958, Check whether the 
diagnostic trouble code is reset.

CAUTION

To prevent damage to scan tool MB991958, always turn the 
ignition switch to the "LOCK" (OFF) position before con-
necting or disconnecting scan tool MB991958.
(1) Connect scan tool MB991958. Refer to "How to connect 

scan tool 

P.54A-305

."

(2) Turn the ignition switch to the "ON" position.
(3) Erase the DTC.
(4) Turn the ignition switch from "LOCK" (OFF) position to "ON" 

position.

(5) Check if DTC is set.
Q: Is the DTC set?

YES : Replace the ETACS-ECU.
NO :  The procedure is complete.

TROUBLE SYMPTOM CHART

M1541500700161

ZC501967

AC404789

AC702802

MB991824

MB991827

MB991910

Data link

connector

AB

Trouble symptom

Inspection 
Procedure No.

Reference page

The hazard warning lights do not illuminate.

1

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