SYSTEM DESCRIPTION
KEY REMINDER WARNING SYSTEM DESCRIPTION
(a) When the driver door is opened with the ignition switch off or ACC, this system causes a buzzer to sound in order to warn the driver that the key has not been removed.
Toyota CH-R Service Manual > Power Door Lock Control System: Improper Operation
DESCRIPTION
In cases where doors locked (lock) by themselves even though a door lock operation
was not performed, possible causes include vehicle-side malfunction, environmental
malfunction, or operation by the customer (including other passengers in the vehicle).
By using the operation histo ...
Toyota CH-R Service Manual > Immobiliser System(w/o Smart Key System): Push Switch / Key Unlock Warning Switch Malfunction (B2780)
DESCRIPTION
This DTC is stored if the transponder key ECU assembly does not detect that the
unlock warning switch assembly is on even when the ignition switch is ON.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
...