Toyota Sienna Service Manual: Television Display Assembly Communication Error
INSPECTION PROCEDURE
1 IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE
- Enter the diagnostic mode.
- Press the "LAN Mon" switch to change to "LAN Monitor"
mode.
- Identify the component shown by the sub-code.
HINT:
- "110 (multi-display)" is the component shown by the
sub-code in the example shown in the illustration.
- The sub-code will be indicated by its physical
address.
- For the component list, refer to "DIAGNOSIS
DISPLAY DETAILED DESCRIPTION"
2 CHECK POWER SOURCE CIRCUIT OF COMPONENT SHOWN BY SUB-CODE
- Inspect the power source circuit of the component shown
by the sub-code.
If the power source circuit is operating normally, proceed
to the next step.
Component Table:
3 INSPECT RADIO AND NAVIGATION ASSEMBLY
- Disconnect the radio and navigation assembly
connectors.
- Measure the resistance according to the value(s) in the
table below.
Standard resistance
4 CHECK HARNESS AND CONNECTOR
HINT:
- Start the check from the circuit that is near the component
shown by the sub-code first.
- For details of the connectors, refer to "TERMINALS OF ECU".
- Referring to the AVC-LAN wiring diagram below, check
the AVC-LAN circuit between the television display
assembly and the component shown by the sub-code.
- Disconnect all connectors between the television
display assembly and the component shown by
sub-code.
- Check for an open or short in the AVC-LAN circuit
between the television display assembly and the
component shown by the sub-code.
OK:
There is no open or short circuit.
5 REPLACE COMPONENT SHOWN BY SUB-CODE
- Replace the component shown by the sub-code with a
normal one and check if the same problem occurs again.
OK:
Same problem does not occur
END
INSPECTION PROCEDURE
1 IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE
Enter the diagnostic mode.
Press the "LAN Mon" switch to change to "LAN Monitor"
mode.
&nbs ...
DESCRIPTION
This circuit provides power to the stereo component amplifier.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT STEREO COMPONENT AMPLIFIER
Disconnect the stereo component ampl ...
Other materials:
Check mode procedure
HINT:
Check mode has a higher sensitivity to malfunctions and can
detect malfunction that normal mode cannot detect. Check
mode can also detect all the malfunctions that normal mode
can detect. In check mode, DTCs are detected with 1-trip
detection logic.
Dtc check (check mode)
HINT:
I ...
How to proceed with troubleshooting
HINT:
Use the following procedures to troubleshoot the tire
pressure warning system.
*: Use the intelligent tester.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
(a) Interview the customer to confirm the trouble.
HINT:
It is important to collect as much specific informat ...
Removal
1. REMOVE NO. 1 REAR SEAT OUTER BELT
ASSEMBLY (for 8-Passenger)
HINT:
Refer to the instructions for disassembly of the rear No .1
seat assembly (for center seat).
Remove the rear seatback board.
Remove the rear seat shoulder belt cover.
Remove the 2 bolts, 2 nuts and No. 1 re ...