If a warning light turns on or a warning buzzer sounds...
Calmly perform the following actions if any of the warning lights turn on or flash. If a light turns on or flashes, but then turns off, this does not necessarily indicate a malfunction in the system.
Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
The following warning indicates a possible problem in the brake system.
Immediately stop the vehicle in a safe place and contact your Lexus dealer.

*: Parking brake engaged warning buzzer:
A buzzer will sound if the vehicle is driven at a speed of approximately 3 mph (5 km/h) or more.
- Stop the vehicle immediately.
- Have the vehicle inspected by your Lexus dealer immediately.
- Have the malfunction repaired immediately.
See also:
Special Operating Conditions
In addition to standard maintenance items, vehicles that are driven under special
operating conditions require further maintenance service. These special operating
conditions, which put added dema ...
If the vehicle battery is discharged
If you have a set of jumper (or booster) cables and a second vehicle with a 12
volt battery, you can jump start your Lexus by following the steps below.
Open the hood.
Connecting the jumper cab ...
Selecting trailer ball
Use the correct trailer ball for your application.
1. Trailer ball load rating
Matches or exceeds the gross trailer weight rating of the trailer.
2. Ball diameter
Matches the size of the trailer ...
