LS 460 RWD V8-4.6L (1UR-FSE) (2010)
Information Bus: Initial Inspection and Diagnostic Overview
LIN Communication System
MULTIPLEX COMMUNICATION: LIN COMMUNICATION SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING
HINT
*
Use these procedures to troubleshoot the LIN communication system.
*
*: Use the Techstream.
1. VEHICLE BROUGHT TO WORKSHOP
NEXT -- Continue to next step.
2. INSPECT BATTERY VOLTAGE
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
NEXT -- Continue to next step.
3. CHECK FOR DTC (ELECTRICAL POWER CONTROL SYSTEM)*
(a) Using the Techstream, check if the electric power control system is functioning normally.
B -- GO TO ELECTRIC POWER CONTROL SYSTEM See: Testing and Inspection/Diagnostic Trouble Code Descriptions/Electric
Power Control System
A -- Continue to next step.
4. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*
(a) Using the Techstream, inspect the CAN communication function to ensure there are no malfunctions in the communication system See:
Service Precautions/CAN Communication System.
B -- GO TO CAN COMMUNICATION SYSTEM
A -- Continue to next step.
5. INSPECT COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*
(a) Using the Techstream, inspect the LIN communication function to ensure there are no malfunctions in the communication system.
B -- DIAGNOSTIC TROUBLE CODE CHART See: Testing and Inspection/Diagnostic Trouble Code Descriptions/LIN
Communication System
A -- Continue to next step.