Lexus 2013 IS250, Owner'S Manual

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473
8-2. Steps to take in an emergency
8
When trouble
arises
IS250_EE(OM53B11E)

Fluid leaks under the vehicle.
(Water dripping from the air conditioning after use is normal.)

Flat-looking tires or uneven tire wear

Engine coolant temperature gauge needle continually points higher
than normal.

Changes in exhaust sound

Excessive tire squeal when cornering

Strange noises related to the suspension system

Pinging or other noises related to the engine

Engine missing, stumbling or running roughly

Appreciable loss of power

Vehicle pulls heavily to one side when braking

Vehicle pulls heavily to one side when driving on a level road

Loss of brake effectiveness, spongy feeling, pedal almost touches the
floor
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably
needs adjustment or repair. Contact any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional as soon as
possible.
Visible symptoms
Audible symptoms
Operational symptoms