PROCEDURE
|
1. |
CHECK DISPLAY SETTING |
(a) Reset display settings (contrast, brightness) and check that the screen appears normal.
OK:
The display returns to normal.
| OK | |
END |
| NG | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
Touch Panel Switch does not Function
Poor Sound Quality in All Modes (Low Volume)Toyota CH-R Service Manual > Lighting System: Control Module Communication Bus OFF (U0073,U0100,U0129,U0142)
DESCRIPTION
These DTCs are stored when the CAN communication system is malfunctioning.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
U0073
Control Module Communication Bus OFF
Lost comm ...
Toyota CH-R Service Manual > Main Body Ecu: Components
COMPONENTS
ILLUSTRATION
*A
except Cold Area Specification Vehicles
*B
for Cold Area Specification Vehicles
*1
INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY WITH MAIN BODY ECU
*2
NO. 3 INSTRUMENT PANEL TO COW ...