Nissan Sentra manuals

Nissan Sentra Service Manual: Brake booster

Inspection

Operation

Depress the brake pedal several times at five second intervals with the engine stopped. Start the engine with the brake pedal fully depressed. Check that the clearance between brake pedal and dash lower panel decreases.

NOTE:

A slight impact with a small click may be felt on the pedal when the brake pedal is fully depressed. This is normal brake system operation.

Vacuum Inspection


Vacuum Inspection

Idle the engine for one minute to apply vacuum to the brake booster.

Stop the engine. Depress the brake pedal several times at five second intervals until the accumulated vacuum is released to atmospheric pressure. Check that the clearance between brake pedal and dash lower panel gradually increases (A → B → C) each time the brake pedal is depressed during this operation.

Depress the brake pedal with the engine running. Then stop the


Depress the brake pedal with the engine running. Then stop the engine while holding down the brake pedal. Check that the brake pedal stroke does not change after holding down the brake pedal for 30 seconds or more.

NOTE:

A slight impact with a small click may be felt on the pedal when the brake pedal is fully depressed. This is normal brake system operation.

Front disc brake


Brake master cylinder
Inspection Check for brake fluid leakage at the following areas: Master cylinder mounting face Reservoir tank mounting face Brake tube and brake tube connections Brake hose and brake hose ...

Front disc brake
BRAKE PAD BRAKE PAD : Inspection PAD WEAR Check brake pad thickness from an inspection hole on caliper body. Check using a scale if necessary Wear limit thickness : Refer to BR-55, "Front ...

Other materials:

Avoiding collision and rollover
WARNINGFailure to operate this vehicle in a safe and prudent manner may result in loss of control or an accident. Be alert and drive defensively at all times. Obey all traffic regulations. Avoid excessive speed, high speed cornering, or sudden steering maneuvers, because these ...

Main line between ipdm-e and dlc circuit
Diagnosis procedure 1.Check connector Turn the ignition switch off. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side). Harness connector e4 Harness connec ...

Precaution
Precaution for supplemental restraint system (srs) "air bag" and "seat belt pre-tensioner" The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injur ...

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