Mitsubishi Lancer Evolution X. Manual - part 106

CRUISE CONTROL

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ENGINE AND EMISSION CONTROL

17-11

2. Read a DTC by observing the flash display pattern of the 

"CRUISE" indicator light in the combination meter.

Diagnostic result display method when using the "CRUISE" indicator light

NOTE: Other on-board diagnostic items are also output as voltage waveforms corresponding to DTC num-
bers.

HOW TO ERASE DIAGNOSTIC TROUBLE CODES

Disconnect the negative (−) battery cable.

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

AC902078 AB

"CRUISE" indicator light

When the DTC 23 is set

When no DTC is set

AC604884

ON

OFF

Pause
time: 3 s

Ten digit

Digit
division: 2 s

First digit

0.5 s

1.5 s

AC

1.5 s

0.5 s

AC604885 AC

ON

OFF

0.25 s

Continuous ON and OFF signals
at intervals of 0.25 s

CRUISE CONTROL

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ENGINE AND EMISSION CONTROL

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

and the personal computer.

3. Connect special tool MB991910 to special tool MB991824.
4. Connect special tool MB991910 to the data link connector.
5. 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 green 
color.

6. 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 DATA LIST

Required Special Tools:

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

• MB991824: V.C.I.
• MB991827: M.U.T.-III USB Cable
• MB991910: M.U.T.-III Main Harness A

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 "AUTO CRUISE" from "System List", and press the 

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

6. Select the "MITSUBISHI."
7. Select the "Data List."

NOTE: When the "Data List Reference Table" button is 
selected, the service data reference table is displayed, and 
the normal values can be checked.

AC608435

Data link connector

MB991827

MB991824

MB991910

AB

CRUISE CONTROL

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HOW TO DIAGNOSE THE CAN BUS LINE

Required Special Tools:

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

• MB991824: V.C.I.
• MB991827: M.U.T.-III USB Cable
• MB991910: M.U.T.-III Main Harness A

1. Connect scan tool MB991958 to the data link connector.
2. Turn the ignition switch to the "ON" position.
3. Select the "CAN Bus Diagnosis" from the start-up screen.
4. When the vehicle information is displayed, confirm that it 

matches the vehicle whose CAN bus lines will be 
diagnosed.

• If they match, go to Step 8.
• If not, go to Step 5.

5. Select the "view vehicle information" button.
6. Enter the vehicle information and select the "OK" button.
7. When the vehicle information is displayed, confirm again 

that it matches the vehicle which whose CAN bus lines will 
be diagnosed.

• If they match, go to Step 8.
• If not, go to Step 5.

8. Press the "OK" button.
9. When the optional equipment screen is displayed, choose 

the one which the vehicle is fitted with, and then select the 
"OK" button.

DIAGNOSTIC TROUBLE CODE CHART

M1172002200897

Check according to the inspection chart that is 
appropriate for the DTC.

DTC number

Inspection Item

Reference page

15

Cruise control switch system

P.17-14

22

Stoplight switch system

P.17-27

23

ECM and its related components

P.17-36

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DIAGNOSTIC TROUBLE CODE PROCEDURES

DTC 15: Cruise Control Switch System

AC709181

ON/OFF

CANCEL

COAST/SET

ACC/RES

CLOCK 
SPRING

ENGINE 
CONTROL 
MODULE
(ECM)

CRUISE 
CONTROL 
SWITCH

GREEN

GREEN-RED

YELLOW-GREEN

RED-YELLOW

RED-YELLOW

BLUE

AB

Cruise Control Switch System Circuit

AC709196 AB

B-10 (GR)

Connector: B-10

ECM

Air cleaner

AC709197

Connector: C-130

AB

C-130
(BR)