DESCRIPTION
The combination meter assembly communicates with the ECM via the CAN communication system (CAN No. 1 Bus).
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
U0100 |
When either of the following conditions is detected:
|
|
U0129 |
When either of the following conditions is detected:
|
|
PROCEDURE
1. |
CONFIRM DTC OUTPUT |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Trouble Codes.
(e) Clear the stored DTCs.
(f) Drive the vehicle at more than 5 km/h (3.1 mph) for at least 60 seconds.
(g) Stop the vehicle.
(h) Check for DTCs (See page ).
Result |
Proceed to |
---|---|
DTC is output. |
A |
DTC is not output. |
B |
HINT:
If CAN communication system DTC U0100 or U0129 and another DTC are output at the same time, perform troubleshooting for CAN communication system DTC U0100 or U0129 first.
A | ![]() |
GO TO CAN COMMUNICATION SYSTEM |
B | ![]() |
USE SIMULATION METHOD TO CHECK |
Inspection
INSPECTION
PROCEDURE
1. INSPECT INTEGRATION RELAY
(a) Inner circuit (for 2GR-FE)
(1) for EFI MAIN relay
Measure the resistance according to the value(s) in the table
below.
Standard Resistance:
...
Power Seat Position is not Memorized
DESCRIPTION
The main body ECU (driver side junction block assembly) receives seat memory
switch signals from the outer mirror control ECU assembly LH via CAN communication.
If the seat memory SET switch is being pressed when one of the M1 or M2 switches
...
General Information
GENERAL INFORMATION
A large number of ECU controlled systems are used in this vehicle. In
general, ECU controlled systems are considered to be very intricate, requiring
a high level of technical knowledge to troubleshoot. However, most problem ...