OPERATION CHECK
CHECK TIRE PRESSURE WARNING SYSTEM FUNCTION
(a) Using the Data List, check that the current tire pressure is normal.
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(1) Slowly reduce the tire pressure of the front or rear tires and check that the tire pressure on the Data List changes.
(2) Further reduce the tire pressure and check that the warning light illuminates.
(b) After reducing the tire pressure, set the tire pressure to the specified value.
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How To Proceed With Troubleshooting
RegistrationToyota CH-R Service Manual > Key Reminder Warning System: Key Reminder Buzzer does not Sound
DESCRIPTION
The key reminder warning buzzer sounds when the driver door is opened while the
ignition switch is off or ACC. The key reminder warning buzzer is activated when
the main body ECU (multiplex network body ECU) sends an unlock warning switch signal
and driver door courtesy light swit ...
Toyota CH-R Service Manual > Pre-collision System: Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129,U023A)
DESCRIPTION
These DTCs are stored when a communication malfunction occurs between ECUs that
perform pre-collision control.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U0100
Lost Communication with ECM / PCM & ...