CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: DIAGNOSIS SYSTEM; 2006 MY LX470 [05/2005

Last Modified: 4-30-2014	6.6 D	Doc ID: RM000000WIB008X
Model Year: 2006	Model: LX470	Prod Date Range: [05/2005 - ]
Title: CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: DIAGNOSIS SYSTEM; 2006 MY LX470 [05/2005 - ]

DIAGNOSIS SYSTEM

1. BUS CHECK

(a) Select "BUS CHECK" from the "OBD/MOBD MENU" screen.

HINT:

The ECUs and sensors that are properly connected to the CAN communication system can be displayed using the intelligent tester via CAN VIM.

(b) Press "ENTER" on the intelligent tester via CAN VIM.

HINT:

There is a communication stop in the system of any properly connected ECUs that are not displayed.

2. DTC TABLE BY ECU

HINT:

In the CAN communication system, CAN communication system DTCs can be displayed by the ECU using the intelligent tester

If CAN communication system DTCs are output, trouble cannot be determined only by the DTCs. Perform troubleshooting according to "HOW TO PROCEED WITH TROUBLESHOOTING" .

(a) ECM

HINT:

The ECM is connected to the CAN communication system, but CAN communication system DTCs are not output.

(b) Skid control ECU assembly

HINT:

DTC communication uses the SIL line.

DTC No.	Detection Item
U0073/42	Control Module Communication Bus OFF
U0100/65	Lost Communication with ECM/PCM "A"

HINT:

The gateway ECU is connected to the CAN communication system but CAN communication DTCs are not output.

3. DTC COMBINATION TABLE

DTC

Trouble Mode

Output from

Output DTC

ECM COMMUNICATION STOP MODE

GATEWAY ECU COMMUNICATION STOP MODE

TRANSLATE ECU COMMUNICATION STOP MODE

Skid control ECU assembly

U0073/42

○

U0100/65

▲

During driving

▲

During driving

HINT:

○: Output

▲: Outputs under the following condition

X: Not output

(a) Perform troubleshooting according to the combination of DTCs output.

HINT: