Lexus RZ450E 2023 Owner's Manual page 487

"Braking Power Low Stop in a Safe Place See Owner's Manual"
Cause
It may indicate a malfunction.
"A New Key has been Registered Contact Your Dealer for Details"
Cause
This message will be displayed each
time the driver's door is opened
when the doors are unlocked from
the outside for approximately 10
days after a new electronic key has
been registered.
"Parking Brake Temporarily Unavailable"
Cause
If the parking brake is operated
repeatedly over a short period of
time, the system may restrict opera-
tion to prevent overheating.
"EPB Activation Stopped Incompletely"
Cause
Operate the parking brake switch. If
the message does not disappear
after operating the switch several
times, the system may be malfunc-
tioning.
9-2. If a warning is indicated on the meter
Remedy
Immediately stop the vehicle in a safe place and con-
tact your Lexus dealer. Continuing to drive the vehi-
cle may be dangerous.
Remedy
If this message is displayed but you have not had a
new electronic key registered, ask your Lexus dealer
to check if an unknown electronic key (other than
those in your possession) has been registered.
Remedy
If this happens, refrain from operating the parking
brake. Normal operation will return after about 1
minute.
Remedy
Have the vehicle checked by your Lexus dealer.
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