Trouble Diagnosis Procedure " for how to use CAN system specification chart.
× : Applicable
VEHICLE EQUIPMENT IDENTIFICATION INFORMATION
NOTE:
Check CAN system type from the vehicle shape and equipment.
CAN Communication Signal Chart INFOID:0000000004306703
Refer to LAN-16, " How to Use CAN Communication Signal Chart " for how to use CAN communication signal
chart.
NOTE:
Refer to LAN-22, " Abbreviation List " for the abbreviations of the connecting units.
T: Transmit R: Receive
Body type Hatchback/Sedan Sedan
Axle 2WD
Engine MR18DE HR16DE
Transmission M/T A/T CVT M/T A/T
Brake control — ABS — ABS — ABS — ABS — ABS
Intelligent Key system × × × × × ×
CAN system type 1 2 3 4 5 11 6 12 7 8 9 10 13 14 15 16
LAN
N
O P
Engine status signal T R
Fuel consumption monitor signal T R
Malfunction indicator lamp signal T R
Wide open throttle position signal T R R
A/C switch signal R T
Blower fan motor switch signal R T
Buzzer output signal T R
T R
Day time running light request signal *3
T R
Door lock/unlock status signal T R
Door switch signal T R R R
Front wiper request signal T R
High beam request signal T R R
Horn chirp signal T R
Ignition switch signal T R
Low beam request signal T R
Position lights request signal T R R
Rear window defogger switch signal T R
Sleep/wake up signal R T
T R R R
Theft warning horn request signal T R
Tire pressure signal *4
T R
Trunk open/close status signal T R
Turn indicator signal T R
EPS operation signal R T
EPS warning lamp signal T R
Door lock/unlock/trunk open request signal R T
Hazard request signal R T
Ignition knob switch signal R T
KEY warning lamp signal T R
LOCK warning lamp signal T R
Panic alarm request signal R T
Fuel level sensor signal R T
Overdrive control switch signal T R R
P/N range signal T R
Stop lamp switch signal T R R
Vehicle speed signal R R R R T
R R R T R
R*5
T*5
ABS warning lamp signal R T
Brake warning lamp signal R T
A/T check indicator signal R T Signal name/Connecting unitECM
BCM EPS
I-KEY
M&AABS
TCM *1
TCM *2
IPDM-E
LAN
N
O P
COMPONENT DIAGNOSIS
CAN COMMUNICATION SYSTEM
Component Parts Location INFOID:0000000004306704
1. BCM M18 2. ABS actuator and electric unit (con- trol unit) E333. IPDM E/R E46
4. ECM E16 5. EPS control unit M53 6. TCM E31
7. Combination meter M24 8. Data link connector M22 9. Air bag diagnosis sensor unit M35
10. Intelligent Key unit M52
LAN
N
O P
MALFUNCTION AREA CHART
Main Line INFOID:0000000004306707
Branch Line INFOID:0000000004306708
Short Circuit INFOID:0000000004306709
Malfunction Area Reference
Main line between data link connector and ABS actuator and
electric unit (control unit) LAN-34, " Diagnosis Procedure "
Main line between data link connector and TCM
LAN-35, " Diagnosis Procedure "
Malfunction Area Reference
ECM branch line circuit LAN-36, " Diagnosis Procedure "
BCM branch line circuit
LAN-37, " Diagnosis Procedure "
Data link connector branch line circuit
LAN-38, " Diagnosis Procedure "
EPS control unit bran
ch line circuit LAN-39, " Diagnosis Procedure "
Intelligent Key unit branch line circuit
LAN-40, " Diagnosis Procedure "
Combination meter branch line circuit
LAN-41, " Diagnosis Procedure "
ABS actuator and electric unit (con
trol unit) branch line circuit LAN-42, " Diagnosis Procedure "
TCM branch line circuit
LAN-43, " Diagnosis Procedure "
IPDM E/R branch line circuit
LAN-44, " Diagnosis Procedure "
Malfunction Area Reference
CAN communication circuit LAN-45, " Diagnosis Procedure "
YES >> GO TO 2.
NO >> Repair the terminal and connector. YES >> GO TO 3.
NO >> Repair the main line between the data link connector and the harness connector M69.YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the data link connector and the ABS actuator
and electric unit (control unit).
NO >> Repair the main line between the harness connec tor E7 and the ABS actuator and electric unit
(control unit). Data link connector Harness connector
Continuity
Connector No. Terminal No. Connector No. Terminal No.
M22 6
M69 32A Existed
14 31A Existed Harness connector
ABS actuator and electric unit (control unit)
harness connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
E7 32A
E33 26 Existed
31A 15 Existed
LAN
N
O P
MAIN LINE BETWEEN
DLC AND TCM CIRCUIT
Diagnosis Procedure INFOID:0000000004306711YES >> GO TO 2.
NO >> Repair the terminal and connector. YES >> GO TO 3.
NO >> Repair the main line between the data link connector and the harness connector M69. YES (Present error)>>Check CA
N system type decision again.
YES (Past error)>>Error was detected in the ma in line between the data link connector and the TCM.
NO >> Repair the main line between the harness connector E7 and the TCM. Data link connector Harness connector
Continuity
Connector No. Terminal No. Connector No. Terminal No.
M22 6
M69 32A Existed
14 31A Existed Harness connector TCM harness connector
Continuity
Connector No. Terminal No. Connector No. Terminal No.
E7 32A
E31 5 Existed
31A 6 Existed
