Mitsubishi Outlander GS45X. Manual — part 1261

TROUBLESHOOTING

TSB Revision

LOCAL INTERCONNECT NETWORK (LIN)

54B-37

Recheck for diagnostic trouble code.
Check again if the DTC is set to the ETACS-ECU.

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) Erase the DTC.
(7) Turn the ignition switch to the "ON" position.
(8) Check if the DTC is set.
(9) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the DTC set?

YES : Replace the sunroof motor assembly.
NO : A poor connection, open circuit, or other intermittent

malfunctions in the LIN bus lines between the sunroof
motor assembly and the ETACS-ECU (Refer to
GROUP 00, How to Cope with Intermittent
Malfunction

P.00-15

).

DTC U1512: Lighting control sensor checksum error <Vehicles with auto light function>

.

TROUBLE JUDGMENT

The ETACS-ECU will set DTC U1512 when abnor-
mal signals are received from the lighting control
sensor.

.

TROUBLESHOOTING HINTS

• The lighting control sensor may be defective.

DIAGNOSIS

Required Special Tools:

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

• MB991824: Vehicles 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)

ZC501967

AC404789

AC702802

MB991824

MB991827

MB991910

Data link

connector

AB

TROUBLESHOOTING

TSB Revision

LOCAL INTERCONNECT NETWORK (LIN)

54B-38

Recheck for diagnostic trouble code.
Check again if the DTC is set to the ETACS-ECU.

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 the

Scan Tool (M.U.T.-III)

P.54B-4

."

(2) Erase the DTC.
(3) Turn the ignition switch to the "ON" position.
(4) Check if the DTC is set.
(5) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the DTC set?

YES : Replace the lighting control sensor.
NO : A poor connection, open circuit, or other intermittent

malfunctions in the LIN bus lines between the lighting
control sensor and the ETACS-ECU (Refer to
GROUP 00, How to Cope with Intermittent
Malfunction

P.00-15

).

DTC U1514: Bit error (LIN)

.

TROUBLE JUDGMENT

The ETACS-ECU receives and sends data simulta-
neously. If the data contains a fault, the ETACS-ECU
will set DTC U1514.

.

TROUBLESHOOTING HINTS

• The slave ECU may be defective.

• The ETACS-ECU may be defective.

• Electrical noise generated in the LIN bus lines

DIAGNOSIS

Required Special Tools:

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

• MB991824: Vehicles 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)

AC608435

Data link connector

MB991827

MB991824

MB991910

AB

TROUBLESHOOTING

TSB Revision

LOCAL INTERCONNECT NETWORK (LIN)

54B-39

Recheck for diagnostic trouble code.
Check again if the DTC is set to the ETACS-ECU.

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) Erase the DTC.
(7) Turn the ignition switch to the "ON" position.
(8) Check if the DTC is set.
(9) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the DTC set?

YES <A DTC other than U1514 is set.> : Replace the

appropriate ECU.

YES <The DTC U1514 is set.> : Replace the ETACS-ECU.
NO <The DTC is not set.> : The trouble can be an

intermittent malfunction (Refer to GROUP 00, How to
Cope with Intermittent Malfunction

P.00-15

).

ZC501967

AC404789

AC702802

MB991824

MB991827

MB991910

Data link

connector

AB

TROUBLESHOOTING

TSB Revision

LOCAL INTERCONNECT NETWORK (LIN)

54B-40

DTC U1515: No-Bus activity error (LIN)

LIN Communication Circuit

INTERFACE CIRCUIT

INPUT
CIRCUIT

CPU

COLUMN-ECU

COLUMN
SWITCH

POWER WINDOW
MAIN SWITCH

SUNROOF
MOTOR
ASSEMBLY

LIN DRIVE CIRCUIT

ETACS-ECU

LIGHTING
CONTROL
SENSOR

LIN
CUTOFF
CONTROL
UNIT

THEFT-
ALARM
SIREN

THEFT-
ALARM
SENSOR

AC901112

Connectors: A-03, A-62

A-03 (B)

AX

A-62 (B)

AC702922 AE

Connector: C-212