Nissan Sentra Service Manual: Brake fluid
Inspection
BRAKE FLUID LEVEL
- Make sure that the brake fluid level in the reservoir tank is between the MAX and MIN lines.
- Visually check around the reservoir tank for brake fluid leakage.
- If the brake fluid level is excessively low, check the brake system for leakage.
- If brake warning lamp remains illuminated after parking brake pedal is released, check the brake system for brake fluid leakage.
BRAKE LINE
- Check brake line (tubes and hoses) for cracks, deterioration or other damage. Replace any damaged parts.
- Check for brake fluid leakage by depressing brake pedal under a force of 785 N (80 kg-f, 177 lb-ft) for approximately 5 seconds while engine is running.
CAUTION:
If brake fluid leakage occurs around joints, retighten or replace damaged parts as necessary.
Brake pedal
Inspection
BRAKE PEDAL HEIGHT
Check the brake pedal height (H1) between the dash lower panel (1)
and the brake pedal upper surface.
Brake pedal height (H1) : Refer to BR-54, "Brake Pedal" ...
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 ...
Other materials:
Ecm branch line circuit
Diagnosis Procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the ECM for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
YES > ...
Basic inspection
Diagnosis and repair workflow
Work flow
Overall sequence
Detailed flow
1.Obtain information about symptom
Interview the customer to obtain as much information as possible about the
conditions and environment under
which the malfunction occurred.
>> GO TO 2.
2.Check symptom
...
Instrument panel
Headlight/fog light (if so equipped)/turn
signal switch
Steering wheel switch for trip
computer, audio control and
Bluetooth® Hands-Free Phone System
(if so equipped)
Driver’s supplemental air bag/Horn
Meters and gauges
Cruise control main/set switches
(if so equipped)
...
