DIAGNOSIS SYSTEM
1. ECUS OR SENSORS WHICH COMMUNICATE THROUGH CAN COMMUNICATION SYSTEM
(a) CAN No. 1 Bus
(1) ECM
(2) Main body ECU (Driver side junction block)
(3) Combination meter
(4) Power steering ECU
(5) Air conditioning amplifier*3
(6) Center airbag sensor assembly
(7) Skid control ECU (Brake actuator)
(8) Steering angle sensor
(9) Yaw rate sensor
(10) 4WD control ECU*1
(11) Certification ECU*2
(12) Power management control ECU*2
(13) Navigation receiver assembly*8
(14) Radio and display receiver assembly*9
(b) CAN No. 2 Bus
(1) AFS ECU*4
(2) Clearance warning ECU assembly*10
(c) CAN MS Bus
(1) Back door motor unit (Power back door ECU)*5
(2) Back door closer ECU*6
(3) Outer mirror control ECU assembly (for Driver side)*7
(4) Outer mirror control ECU assembly (for Front passenger side)*7
(5) Position control ECU and switch assembly*7
(d) Power Management Bus*2
(1) Air conditioning amplifier*2
HINT:
*1: for AWD
*2: w/ Smart key system
*3: w/o Smart key system
*4: w/ HID headlight
*5: w/ Power back door system
*6: w/ Back door closer system (w/o Power back door system)
*7: w/ Seat position memory system
*8: for Navigation system
*9: for Audio and visual system
*10: w/ Intuitive parking assist system
2. CHECK FOR INSTALLED SYSTEMS (ECUS AND SENSORS) THAT ADOPT CAN COMMUNICATION
(a) The systems (ECUs and sensors) that adopt CAN communication vary depending on the vehicle and optional equipment. Check which systems (ECUs and sensors) are installed on the vehicle.
ECU/Sensor Name |
Techstream Display |
Check Method |
---|---|---|
ECM |
|
Installed on all vehicles |
Main body ECU |
Main Body |
Installed on all vehicles |
Combination meter |
Combination Meter |
Installed on all vehicles |
Power steering ECU |
EPS |
Installed on all vehicles |
Air conditioning amplifier |
Air Conditioner |
Installed on all vehicles |
Center airbag sensor assembly |
SRS Airbag |
Installed on all vehicles |
Skid control ECU |
ABS/VSC/TRAC |
Installed on all vehicles |
Steering angle sensor |
Steering Angle Sensor |
Installed on all vehicles |
Yaw rate sensor |
Yaw Rate / Deceleration Sensor |
Installed on all vehicles |
4WD control ECU |
Four Wheel Drive Control |
AWD vehicles |
Certification ECU |
Smart Access/Smart Key/Wireless Tuner |
w/ Smart key system |
Power management control ECU |
|
w/ Smart key system |
Power back door ECU |
Power Back Door |
w/ Power back door system |
Back door closer ECU |
Power Back Door |
w/ Back door closer system (w/o Power back door system) |
AFS ECU |
AFS/HL AutoLeveling |
w/ HID headlight |
Navigation receiver assembly |
Display and Navigation (AVN1) |
for Navigation system |
Radio and display receiver assembly |
Display and Navigation (AVN1) |
for Audio and visual system |
Outer mirror control ECU assembly (for Driver side) |
Front Door LH / L-Mirror (FL-Door 2 / L-Miror) |
w/ Seat position memory system |
Outer mirror control ECU assembly (for Front passenger side) |
Front Door RH / R-Mirror (FR-Door 2 / R-Miror) |
w/ Seat position memory system |
Position control ECU and switch assembly |
D-Seat |
w/ Seat position memory system |
Clearance warning ECU assembly |
Clearance Warning (Intuitive Parking Assist) |
w/ Intuitive parking assist system |
3. CAN BUS CHECK
HINT:
The ECUs and sensors that are properly connected to the CAN communication system can be displayed using the Techstream.
(a) Using the Techstream, select "CAN Bus Check" from "System Select".
4. DTC TABLE BY ECU
HINT:
(a) ECM / Techstream Display "Engine"
DTC Code |
Detection Item |
---|---|
U0101*1 |
Lost Communication with TCM |
HINT:
(b) TCM / Techstream Display "ECT"
DTC Code |
Detection Item |
---|---|
U0100*2 |
Lost Communication with ECM / PCM "A" |
HINT:
(c) Main Body ECU (Driver Side Junction Block) / Techstream Display "Main Body"
DTC Code |
Detection Item |
---|---|
U0100 |
Lost Communication with ECM/ PCM "A" |
U0101 |
Lost Communication with TCM |
U0151 |
Lost Communication with Restraints Control Module |
U0155 |
Lost Communication with Instrument Panel Cluster |
U0164 |
Lost Communication with HVAC Control Module |
U0182 |
Lost Communication with AFS |
U0199 |
Lost Communication with "Door Control Module A" |
U0200 |
Lost Communication with "Door Control Module B" |
U0208 |
Lost Communication with "Seat Control Module A" |
U0230 |
Lost Communication with Rear Gate Module |
U0327 |
Software Incompatibility with Vehicle Security |
U1002 |
Lost Communication with Gateway Module (Main body ECU) |
U1110 |
Lost Communication with Clearance Warning ECU |
U1133 |
Lost Communication with PMN Module |
HINT:
DTC communication uses the CAN communication system.
(d) Power Steering ECU / Techstream Display "EMPS"
DTC Code |
Detection Item |
---|---|
U0100 |
Lost Communication with ECM / PCM "A" |
U0129 |
Lost Communication with Brake System Control Module |
HINT:
DTC communication uses the CAN communication system.
(e) Air Conditioning Amplifier / Techstream Display "Air Conditioner"
DTC Code |
Detection Item |
---|---|
U0100 |
Lost Communication with ECM |
U0131 |
Lost Communication with Electric Power Steering ECU |
U0142 |
Lost Communication with Main body ECU |
U0155 |
Lost Communication with Meter |
HINT:
DTC communication uses the CAN communication system.
(f) Combination Meter / Techstream Display "Combination Meter"
DTC Code |
Detection Item |
---|---|
U0100 |
Lost Communication with ECM / PCM "A" |
U0129 |
Lost Communication with Brake System Control Module |
HINT:
DTC communication uses the CAN communication system.
(g) Center Airbag Sensor Assembly / Techstream Display "SRS Airbag"
HINT:
The center airbag sensor assembly is connected to the CAN communication system, but CAN communication DTCs are not output.
(h) Skid Control ECU (Brake Actuator) / Techstream Display "ABS/VSC/TRAC"
DTC Code |
Detection Item |
---|---|
U0073 |
Control Module Communication Bus OFF |
U0100 |
Lost Communication with ECM / PCM |
U0123 |
Lost Communication with Yaw Rate Sensor Module |
U0124 |
Lost Communication with Lateral Acceleration Sensor Module |
U0126 |
Lost Communication with Steering Angle Sensor Module |
HINT:
DTC communication uses the CAN communication system.
(i) Steering Angle Sensor / Techstream Display "Steering Angle Sensor"
HINT:
The steering angle sensor is connected to the CAN communication system, but CAN communication DTCs are not output.
(j) Yaw Rate Sensor / Techstream Display "Yaw Rate / Deceleration Sensor"
HINT:
The yaw rate and acceleration sensor is connected to the CAN communication system, but CAN communication DTCs are not output.
(k) 4WD Control ECU / Techstream Display "Four Wheel Drive Control"
DTC Code |
Detection Item |
---|---|
U0073 |
Control Module Communication Bus OFF |
U0100 |
Lost Communication with ECM / PCM |
U0123 |
Lost Communication with Yaw Rate Sensor Module |
U0124 |
Lost Communication with Lateral Acceleration Sensor Module |
U0126 |
Lost Communication with Steering Angle Sensor Module |
U0129 |
Lost Communication with Brake System Control Module |
HINT:
DTC communication uses the CAN communication system.
(l) Certification ECU / Techstream Display "Smart Access/Smart Key/Wireless Tuner"
DTC Code |
Detection Item |
---|---|
U0100 |
Lost Communication with ECM / PCM "A" |
U0142 |
Lost Communication with Body Control Module "B" |
U0155 |
Lost Communication with Instrument Panel Cluster (IPC) Control Module |
HINT:
DTC communication uses the CAN communication system.
(m) Power Management Control ECU / Techstream Display "Electric Power Control"
DTC Code |
Detection Item |
---|---|
U0100 |
Lost Communication with ECM / PCM |
HINT:
(n) Power Management Control ECU / Techstream Display "PM1 Gateway"
DTC Code |
Detection Item |
---|---|
U0182 |
Lost Communication with AFS ECU |
U1002 |
Lost Communication with Gateway Module |
U1110 |
Lost Communication with Clearance Warning ECU |
HINT:
(o) Power Management Control ECU / Techstream Display "PM2 Gateway"
DTC Code |
Detection Item |
---|---|
U0100 |
Lost Communication with ECM / PCM |
U0164 |
Lost Communication with HVAC Control Module |
U1002 |
Lost Communication with Gateway Module |
HINT:
(p) Power Back Door ECU (Back Door Motor Unit) / Techstream Display "Power Back Door"
HINT:
The back door motor unit (power back door ECU) is connected to the CAN communication system, but CAN communication DTCs are not output.
(q) Back Door Closer ECU / Techstream Display "Power Back Door"
HINT:
The back door closer ECU is connected to the CAN communication system, but CAN communication DTCs are not output.
(r) AFS ECU / Techstream Display "AFS/HL AutoLeveling"
HINT:
The AFS ECU is connected to the CAN communication system, but CAN communication DTCs are not output.
(s) Navigation Receiver Assembly / Techstream Display "Navigation System"
DTC Code |
Detection Item |
---|---|
U0073 |
Sending Malfunction (Navigation to APGS) |
U0100 |
Lost Communication with ECM |
U0129 |
Lost Communication with Brake System Control Module |
U0140 |
Lost Communication with Body Control Module |
U0155 |
Meter ECU Communication |
HINT:
(t) Radio and Display Receiver Assembly / Techstream Display "Navigation System"
DTC Code |
Detection Item |
---|---|
U0073 |
Sending Malfunction (Navigation to APGS) |
U0100 |
Lost Communication with ECM |
U0129 |
Lost Communication with Brake System Control Module |
U0140 |
Lost Communication with Body Control Module |
U0155 |
Meter ECU Communication |
HINT:
(u) Outer Mirror Control ECU Assembly (for Driver Side) / Techstream Display "Mirror L"
DTC Code |
Detection Item |
---|---|
U0142 |
Lost Communication with Body Control Module "B" |
HINT:
(v) Outer Mirror Control ECU Assembly (for Front Passenger Side) / Techstream Display "Mirror R"
DTC Code |
Detection Item |
---|---|
U0142 |
Lost Communication with Body Control Module "B" |
HINT:
(w) Position Control ECU and Switch Assembly / Techstream Display "Driver Seat"
HINT:
The position control ECU and switch assembly is connected to the CAN communication system, but CAN communication DTCs are not output.
(x) Clearance Warning ECU Assembly / Techstream Display "Intuitive Parking Assist"
DTC Code |
Detection Item |
---|---|
U0100 |
Lost Communication with ECM / PCM "A" |
U0101 |
Lost Communication with TCM |
U0142 |
Lost Communication with Body Control Module "B" |
U0155 |
Lost Communication with Instrument Panel Cluster Control Module (Combination Meter) |
HINT:
5. DTC COMBINATION TABLE
(a) CAN No. 1 Bus
DTC |
Trouble Mode |
|||
---|---|---|---|---|
Output ECU |
Output DTC |
Main Body ECU Communication Stop Mode |
Combination Meter ECU Communication Stop Mode |
Air Conditioning Amplifier Communication Stop Mode |
Combination meter |
U0100 |
X |
○*1 |
X |
U0129 |
X |
○*1 |
X |
|
Air conditioning amplifier |
U0100 |
X |
X |
○*3 |
U0131 |
X |
X |
○*3 |
|
U0142 |
○ |
X |
○*3 |
|
U0155 |
X |
○ |
○*3 |
|
Skid control ECU |
U0073 |
X |
X |
X |
U0100 |
X |
X |
X |
|
U0123 |
X |
X |
X |
|
U0124 |
X |
X |
X |
|
U0126 |
X |
X |
X |
|
Power steering ECU |
U0100 |
X |
X |
X |
U0129 |
X |
X |
X |
|
4WD control ECU |
U0073 |
X |
X |
X |
U0100 |
X |
X |
X |
|
U0123 |
X |
X |
X |
|
U0124 |
X |
X |
X |
|
U0126 |
X |
X |
X |
|
U0129 |
X |
X |
X |
|
Power management control ECU |
U0100 |
X |
X |
X |
Main body ECU |
U0100 |
X |
X |
X |
U0101 |
X |
X |
X |
|
U0151 |
X |
X |
X |
|
U0155 |
X |
○ |
X |
|
U0164 |
X |
X |
○ |
|
U0327 |
X |
X |
X |
|
U1133 |
X |
X |
X |
|
Certification ECU |
U0100 |
X |
X |
X |
U0142 |
○ |
X |
X |
|
U0155 |
X |
○ |
X |
|
Navigation receiver assembly |
U0073 |
X |
X |
X |
U0100 |
X |
X |
X |
|
U0129 |
X |
X |
X |
|
U0140 |
○ |
X |
X |
|
U0155 |
X |
○ |
X |
|
Radio and display receiver assembly |
U0073 |
X |
X |
X |
U0100 |
X |
X |
X |
|
U0129 |
X |
X |
X |
|
U0140 |
○ |
X |
X |
|
U0155 |
X |
○ |
X |
DTC |
Trouble Mode |
|||
---|---|---|---|---|
Output ECU |
Output DTC |
Center Airbag Sensor Communication Stop Mode |
ECM Communication Stop Mode |
4WD Control ECU Communication Stop Mode |
Combination meter |
U0100 |
X |
○ |
X |
U0129 |
X |
X |
X |
|
Air conditioning amplifier |
U0100 |
X |
○ |
X |
U0131 |
X |
X |
X |
|
U0142 |
X |
X |
X |
|
U0155 |
X |
X |
X |
|
Skid control ECU |
U0073 |
X |
X |
X |
U0100 |
X |
○ |
X |
|
U0123 |
X |
X |
X |
|
U0124 |
X |
X |
X |
|
U0126 |
X |
X |
X |
|
Power steering ECU |
U0100 |
X |
○ |
X |
U0129 |
X |
X |
X |
|
4WD control ECU |
U0073 |
X |
X |
○*1 |
U0100 |
X |
○ |
○*1 |
|
U0123 |
X |
X |
○*1 |
|
U0124 |
X |
X |
○*1 |
|
U0126 |
X |
X |
○*1 |
|
U0129 |
X |
X |
○*1 |
|
Power management control ECU |
U0100 |
X |
○ |
X |
Main body ECU |
U0100 |
X |
○ |
X |
U0101 |
X |
○ |
X |
|
U0151 |
○ |
X |
X |
|
U0155 |
X |
X |
X |
|
U0164 |
X |
X |
X |
|
U0327 |
X |
X |
X |
|
U1133 |
X |
X |
X |
|
Certification ECU |
U0100 |
X |
○ |
X |
U0142 |
X |
X |
X |
|
U0155 |
X |
X |
X |
|
Navigation receiver assembly |
U0073 |
X |
X |
X |
U0100 |
X |
○ |
X |
|
U0129 |
X |
X |
X |
|
U0140 |
X |
X |
X |
|
U0155 |
X |
X |
X |
|
Radio and display receiver assembly |
U0073 |
X |
X |
X |
U0100 |
X |
○ |
X |
|
U0129 |
X |
X |
X |
|
U0140 |
X |
X |
X |
|
U0155 |
X |
X |
X |
DTC |
Trouble Mode |
||||
---|---|---|---|---|---|
Output ECU |
Output DTC |
Skid Control ECU Communication Stop Mode |
Yaw Rate Sensor Communication Stop Mode |
Steering Angle Sensor Communication Stop Mode |
Power Steering ECU Communication Stop Mode |
Combination meter |
U0100 |
X |
X |
X |
X |
U0129 |
○ |
X |
X |
X |
|
Air conditioning amplifier |
U0100 |
X |
X |
X |
X |
U0131 |
X |
X |
X |
○ |
|
U0142 |
X |
X |
X |
X |
|
U0155 |
X |
X |
X |
X |
|
Skid control ECU |
U0073 |
○*1, 4 |
X |
X |
X |
U0100 |
○*1 |
X |
X |
X |
|
U0123 |
○*1 |
○ |
X |
X |
|
U0124 |
○*1 |
○ |
X |
X |
|
U0126 |
○*1 |
X |
○ |
X |
|
Power steering ECU |
U0100 |
X |
X |
X |
○*1 |
U0129 |
○ |
X |
X |
○*1 |
|
4WD control ECU |
U0073 |
X |
X |
X |
X |
U0100 |
X |
X |
X |
X |
|
U0123 |
X |
○ |
X |
X |
|
U0124 |
X |
○ |
X |
X |
|
U0126 |
X |
X |
○ |
X |
|
U0129 |
○ |
X |
X |
X |
|
Power management control ECU |
U0100 |
X |
X |
X |
X |
Main body ECU |
U0100 |
X |
X |
X |
X |
U0101 |
X |
X |
X |
X |
|
U0151 |
X |
X |
X |
X |
|
U0155 |
X |
X |
X |
X |
|
U0164 |
X |
X |
X |
X |
|
U0327 |
X |
X |
X |
X |
|
U1133 |
X |
X |
X |
X |
|
Certification ECU |
U0100 |
X |
X |
X |
X |
U0142 |
X |
X |
X |
X |
|
U0155 |
X |
X |
X |
X |
|
Navigation receiver assembly |
U0073 |
X |
X |
X |
X |
U0100 |
X |
X |
X |
X |
|
U0129 |
○ |
X |
X |
X |
|
U0140 |
X |
X |
X |
X |
|
U0155 |
X |
X |
X |
X |
|
Radio and display receiver assembly |
U0073 |
X |
X |
X |
X |
U0100 |
X |
X |
X |
X |
|
U0129 |
○ |
X |
X |
X |
|
U0140 |
X |
X |
X |
X |
|
U0155 |
X |
X |
X |
X |
DTC |
Trouble Mode |
||||
---|---|---|---|---|---|
Output ECU |
Output DTC |
Certification ECU Communication Stop Mode |
Power Management Control ECU Communication Stop Mode |
Navigation Receiver Assembly Communication Stop Mode |
Audio Receiver Assembly Communication Stop Mode |
Combination meter |
U0100 |
X |
X |
X |
X |
U0129 |
X |
X |
X |
X |
|
Air conditioning amplifier |
U0100 |
X |
X |
X |
X |
U0131 |
X |
X |
X |
X |
|
U0142 |
X |
X |
X |
X |
|
U0155 |
X |
X |
X |
X |
|
Skid control ECU |
U0073 |
X |
X |
X |
X |
U0100 |
X |
X |
X |
X |
|
U0123 |
X |
X |
X |
X |
|
U0124 |
X |
X |
X |
X |
|
U0126 |
X |
X |
X |
X |
|
Power steering ECU |
U0100 |
X |
X |
X |
X |
U0129 |
X |
X |
X |
X |
|
4WD control ECU |
U0073 |
X |
X |
X |
X |
U0100 |
X |
X |
X |
X |
|
U0123 |
X |
X |
X |
X |
|
U0124 |
X |
X |
X |
X |
|
U0126 |
X |
X |
X |
X |
|
U0129 |
X |
X |
X |
X |
|
Power management control ECU |
U0100 |
X |
○*1 |
X |
X |
Main body ECU |
U0100 |
X |
X |
X |
X |
U0101 |
X |
X |
X |
X |
|
U0151 |
X |
X |
X |
X |
|
U0155 |
X |
X |
X |
X |
|
U0164 |
X |
X |
X |
X |
|
U0327 |
○ |
X |
X |
X |
|
U1133 |
X |
○ |
X |
X |
|
Certification ECU |
U0100 |
X |
X |
X |
X |
U0142 |
X |
X |
X |
X |
|
U0155 |
X |
X |
X |
X |
|
Navigation receiver assembly |
U0073 |
X |
X |
○*1 |
- |
U0100 |
X |
X |
○*1 |
- |
|
U0129 |
X |
X |
○*1 |
- |
|
U0140 |
X |
X |
○*1 |
- |
|
U0155 |
X |
X |
○*1 |
- |
|
Radio and display receiver assembly |
U0073 |
X |
X |
- |
○*1 |
U0100 |
X |
X |
- |
○*1 |
|
U0129 |
X |
X |
- |
○*1 |
|
U0140 |
X |
X |
- |
○*1 |
|
U0155 |
X |
X |
- |
○*1 |
HINT:
Portable Player cannot be Registered
CAUTION / NOTICE / HINT
HINT:
Some versions of "Bluetooth" compatible audio players may not function properly,
or the functions may be limited using the navigation receiver assembly, even if
the portable audio player itself can play files (See ...
Engine (ignition) switch (vehicles without smart key system)
- Starting the engine
Check that the parking brake is
set.
Check that the shift lever is set
in “P”.
Sit in the driver’s seat and firmly
depress the brake pedal.
Turn the engine switch to the “START”
position and start the engine ...
Removal
REMOVAL
PROCEDURE
1. REMOVE INSTRUMENT PANEL SAFETY PAD ASSEMBLY
(See page )
2. REMOVE NO. 1 ANTENNA CORD SUB-ASSEMBLY
(a) Disengage the 7 clamps and remove the No. 1 antenna cord sub-assembly.
3. REMOVE ROOF HEADLINING ASSEMBLY
(See page )
4. REMO ...