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Brake booster -27, Fuses -27, Engine compartment -27 – NISSAN 2006 Altima User Manual

Page 243

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Self-adjusting brakes

Your vehicle is equipped with self-adjusting

brakes.
The front and rear disc-type brakes self-adjust

every time the brake pedal is applied.

WARNING

See a NISSAN dealer for a brake system

check if the brake pedal height does not

return to normal.

Brake pad wear indicators

The disc brake pads on your vehicle have audible

wear indicators. When a brake pad requires re-

placement, a high pitched scraping or screech-

ing sound will be heard when the vehicle is in

motion. The noise will be heard whether or not the

brake pedal is depressed. Have the brakes

checked as soon as possible if the wear indicator

sound is heard.
Under some driving or climate conditions, occa-

sional brake squeak, squeal or other noise may

be heard. Occasional brake noise during light to

moderate stops is normal and does not affect the

function or performance of the brake system.
Proper brake inspection intervals should

be followed. For more information regarding

brake inspections, see the appropriate mainte-

nance schedule information in the “NISSAN Ser-

vice and Maintenance Guide”.

BRAKE BOOSTER

Check the brake booster function as follows:

1. With the engine off, press and release the

brake pedal several times. When brake

pedal movement (distance of travel) remains

the same from one pedal application to the

next, continue on to the next step.

2. While depressing the brake pedal, start the

engine. The pedal height should drop a little.

3. With the brake pedal depressed, stop the

engine. Keep the pedal depressed for about

30 seconds. The pedal height should not

change.

4. Run the engine for one minute without de-

pressing the brake pedal, then turn it off.

Depress the brake pedal several times. The

pedal travel distance will decrease gradually

with each depression as the vacuum is re-

leased from the booster.

If the brakes do not operate properly, have the

brakes checked by a NISSAN dealer.

ENGINE COMPARTMENT

CAUTION

Never use a fuse of a higher or lower

amperage rating than specified on the

fuse box cover. This could damage the

electrical system or cause a fire.

If any electrical equipment does not come on,

check for an open fuse.

1. Be sure the ignition switch and the headlight

switch are OFF.

2. Open the engine hood.

WDI0230

FUSES

Maintenance and do-it-yourself

8-27

REVIEW COPY—

2006 Altima (l30)

Owners Manual—USA_English (nna)
02/23/06—arosenma