5648-2. Steps to take in an emergency
*: Refer to the separate “Scheduled Maintenance Guide” or “Owner’s Manual
Supplement” for the maintenance interval applicable to your veh icle.
■Conditions that the tire pressure warning system may not functi on
properly
P. 5 0 1
Indicates that an internal switch failure of trailer
brake control system, an over current detected by
trailer brake control system.
Have the vehicle inspected by your Toyota
dealer immediately.
Indicates that an internal microprocessor error,
output circuit to trailer brakes unintended current,
or manual brake output slider is stuck or broken
Have the vehicle inspected by your Toyota
dealer immediately.
Indicates that the output circuit has reverse volt-
age, or the internal trailer brake control system
temperature is too high.
Check trailer wiring issue, check trailer
connection. If there is still a problem, have
the vehicle inspected by your Toyota dealer
immediately.
Warning messageDetails/Actions
Trailer Brake Error.
If Towing,
Come to a Safe Stop
Contact dealer.
Trailer Wiring,
Type, or Connection
fault.
See Owner’s manual.
