Toyota Prius, Manual

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5-1. Essential information
PRIUS PHV_OM_OM47831E_(EE)
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably
needs adjustment or repair. Contact any authorized Toyota dealer or
repairer, or another duly qualified and equipped professional as
soon as possible.
 Visible symptoms
 Fluid leaks under the vehicle
(Water dripping from the air conditioning after use is normal.)
 Flat-looking tires or uneven tire wear
 High engine coolant temperature warning light flashes or
comes on
 Audible symptoms
 Changes in exhaust sound
 Excessive tire squeal when cornering
 Strange noises related to the suspension system
 Pinging or other noises related to the hybrid system
 Operational symptoms
 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