DESCRIPTION
The combination meter assembly receives signals from this circuit to adjust the illumination of the combination meter assembly. The combination meter assembly sets the illumination level based on the user operation of the light control rheostat switch.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
HINT:
Click here
PROCEDURE
|
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Check if CAN communication DTCs are output.
Click here
|
Result |
Proceed to |
|---|---|
|
CAN communication DTCs are not output. |
A |
|
CAN communication DTCs are output. |
B |
| B | |
GO TO CAN COMMUNICATION SYSTEM |
|
|
2. |
CHECK FOR DTC |
(a) Check if lighting system DTCs are output.
Click here
|
Result |
Proceed to |
|---|---|
|
DTC B1244 is not output. |
A |
|
DTC B1244 is output. |
B |
| B | |
GO TO DTC B1244 |
|
|
3. |
REPLACE COMBINATION METER ASSEMBLY |
(a) Replace the combination meter assembly.
Click here
OK:
The operation of the combination meter assembly returns to normal.
| OK | |
END |
| NG | |
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
|
Meter Illumination does not Dim at Night
Engine Oil Pressure Switch CircuitToyota CH-R Service Manual > Can Communication System: Open in One Side of Bus 3 Branch Line
DESCRIPTION
When the CAN bus main lines are normal (no open, short to ground, short to +B
or short between lines) and there is an ECU or sensor on the "Communication Bus
Check" screen that is indicated as not communicating or whose connection status
on the "Communication Bus Ch ...
Toyota CH-R Service Manual > Seat Heater System: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the seat heater system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
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