Mitsubishi Lancer Evolution X. Manual - part 61

CAN COMMUNICATION-RELATED DTC (U-CODE) TABLE

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-269

CAN COMMUNICATION-RELATED DTC (U-CODE) TABLE

M1548300300944

Code 
No.

Diagnostic item

Output ECU

Action

U0001

Bus Off (CAN-C)

ECM, S-AWC-ECU, TC-SST-ECU, Shift 
lever, ASC-ECU, ETACS-ECU

CAN main bus line 
diagnostics

U0019

Bus Off (CAN-B)

KOS-ECU or WCM, SRS-ECU, 
Combination meter, Radio and CD 
player or CD changer, CAN box unit, 
Hands-free module, Satellite radio tuner, 
ETACS-ECU, A/C-ECU

U0020

CAN-B Bus off performance

Occupant classification-ECU

U0021

CAN-B Bus (HI) circuit open

U0022

CAN-B Bus (HI) shorted to 
circuit ground

U0023

CAN-B Bus (HI) shorted to 
circuit power supply

U0024

CAN-B Bus (LO) circuit open

U0025

CAN-B Bus (LO) shorted to 
circuit ground

U0026

CAN-B Bus (LO) shorted to 
circuit power supply

U0100

Engine time-out

S-AWC-ECU, TC-SST-ECU, Shift lever, 
ASC-ECU, Combination meter, 
ETACS-ECU

U0101

TC-SST time-out

ECM, S-AWC-ECU, Shift lever, 
ASC-ECU, ETACS-ECU

U0103

Shift lever time-out

TC-SST-ECU, ETACS-ECU

U0121

ASC-ECU time-out

ECM, S-AWC-ECU, TC-SST-ECU, Shift 
lever, ETACS-ECU

U0125

G and yaw rate sensor message 
time-out error/message error

ASC-ECU

U0126

Steering wheel sensor time-out

S-AWC-ECU, ASC-ECU, ETACS-ECU

U0136

S-AWC-ECU time-out

TC-SST-ECU, ASC-ECU, ETACS-ECU

U0141

ETACS-ECU time-out

ECM, S-AWC-ECU, TC-SST-ECU, Shift 
lever, ASC-ECU, KOS-ECU or WCM, 
SRS-ECU, Occupant classification-ECU, 
Combination meter, Radio and CD 
player or CD changer, CAN box unit, 
Hands-free module, Satellite radio tuner, 
A/C-ECU

CAN COMMUNICATION-RELATED DTC (U-CODE) TABLE

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-270

U0151

SRS time-out

KOS-ECU or WCM, Occupant 
classification-ECU, Combination meter, 
Radio and CD player or CD changer, 
CAN box unit, Hands-free module, 
Satellite radio tuner, ETACS-ECU, 
A/C-ECU

CAN main bus line 
diagnostics

U0154

Occupant Classification-ECU 
time-out

KOS-ECU or WCM, SRS-ECU, 
Combination meter, Radio and CD 
player or CD changer, CAN box unit, 
Hands-free module, Satellite radio tuner, 
ETACS-ECU, A/C-ECU

U0155

Meter time-out

KOS-ECU or WCM, SRS-ECU, 
Occupant classification-ECU, Radio and 
CD player or CD changer, CAN box unit, 
Hands-free module, Satellite radio tuner, 
ETACS-ECU, A/C-ECU

U0164

A/C time-out

KOS-ECU or WCM, SRS-ECU, 
Occupant classification-ECU, 
Combination meter, Radio and CD 
player or CD changer, CAN box unit, 
Hands-free module, Satellite radio tuner, 
ETACS-ECU

U0167

CAN immobilizer 
(communication)

ECM

U0168

WCM/KOS time-out

SRS-ECU, Occupant classification-ECU, 
Combination meter, Radio and CD 
player or CD changer, CAN box unit, 
Hands-free nodule, Satellite radio tuner, 
ETACS-ECU, A/C-ECU

U0184

Audio unit time-out

KOS-ECU or WCM, SRS-ECU, 
Occupant classification-ECU, 
Combination meter, Hands-free module, 
Satellite radio tuner, ETACS-ECU, 
A/C-ECU

U0195

Satellite radio tuner time-out

KOS-ECU or WCM, SRS-ECU, 
Occupant classification-ECU, Radio and 
CD player or CD changer, CAN box unit, 
Hands-free module, ETACS-ECU, 
A/C-ECU

U0197

Hands free module time-out

KOS-ECU or WCM, SRS-ECU, 
Occupant classification-ECU, 
Combination meter, Radio and CD 
player or CD changer, CAN box unit, 
Satellite radio tuner, ETACS-ECU, 
A/C-ECU

U0245

Audio visual navigation unit 
time-out

KOS-ECU or WCM, Occupant 
classification-ECU, Combination meter, 
Hands-free module, ETACS-ECU, 
A/C-ECU

Code 
No.

Diagnostic item

Output ECU

Action

CAN COMMUNICATION-RELATED DTC (U-CODE) TABLE

TSB Revision

CONTROLLER AREA NETWORK (CAN)

54C-271

U0401

Engine malfunction detected

S-AWC-ECU, ASC-ECU

Diagnose CAN main 
bus lines and confirm 
input signals.

U0428

Communication error in steering 
wheel sensor

U0431

ETACS malfunction detected

S-AWC-ECU

U1003

G and yaw rate sensor bus-off

S-AWC-ECU, ASC-ECU

U1108

Excess CAN-B ECU detection

ETACS-ECU

U1120

Bus line (CAN-C) low input

U1121

Bus line (CAN-C) high input

U1180

Combination meter time-out

ECM

CAN main bus line 
diagnostics

U1412

Implausible vehicle speed signal 
received

KOS-ECU or WCM

Diagnose CAN main 
bus lines and confirm 
input signals.

U1414

Defective coding data

SRS-ECU

U1415

Coding not completed/Data fail

S-AWC-ECU, ASC-ECU, KOS-ECU or 
WCM, SRS-ECU, Combination meter, 
Radio and CD player or CD changer, 
CAN box unit, A/C-ECU

U1417

Implausible coding data

S-AWC-ECU, ASC-ECU, KOS-ECU or 
WCM, CAN box unit

Code 
No.

Diagnostic item

Output ECU

Action

NOTES