Nissan Sentra Service Manual: 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 Disc Brake".
DISC ROTOR
DISC ROTOR : Inspection
APPEARANCE
Check surface of disc rotor for uneven wear, cracks or damage. Replace if any abnormal conditions exist.
RUNOUT
- Check the wheel bearing axial end play before the inspection. Refer to FAX-6, "Inspection".
- Secure the disc rotor to the wheel hub and bearing assembly with wheel nuts at two wheel nut locations.
- Inspect the runout with a dial gauge, measured at 10 mm (0.39 in) inside the disc edge.
Runout : Refer to BR-55, "Front Disc Brake".
- Find the installation position with a minimum runout by shifting the disc rotor-to-wheel hub and bearing assembly installation position by one hole at a time if the runout exceeds the limit value.
- Refinish the disc rotor if the runout is outside the limit even after performing the above operation. When refinishing, use Tool.
Tool number : 38-PFM92 ( — )
THICKNESS
Check the thickness of the disc rotor using a micrometer. Replace the disc rotor if the thickness is below the wear limit.
Wear thickness : Refer to BR-55, "Front Disc Brake".
Thickness variation : Refer to BR-55, "Front Disc Brake".
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 ...
Rear drum brake
BRAKE LINING
BRAKE LINING : Inspection
INSPECTION
Brake Lining
Check brake lining wear thickness (A). Check using a scale if
necessary.
Lining wear thickness (A) : Refer to BR-55, "Re ...
Other materials:
The oil pressure warning lamp does not turn off
Description
The oil pressure warning lamp remains illuminated while the engine is running
(normal oil pressure).
Diagnosis procedure
1.Check combination meter input signal
Start the engine and select METER/M&A on CONSULT.
Observe oil w/l data monitor and the operation of the oil pres ...
Unbalance steering wheel turning force (torque variation)
Description
Unbalance steering wheel turning force (torque variation).
Diagnosis Procedure
1.PERFORM SELF-DIAGNOSIS
With CONSULT
Turn the ignition switch OFF to ON.
Perform EPS self-diagnosis.
Is any DTC detected?
YES >> Check the DTC. Refer to STC-14, "DTC Index&quo ...
Wiper and washer fuse
Description
Diagnosis procedure
1. Check fuses
Check that the following fuses are not blown.
Is the fuse blown?
Yes >> replace the blown fuse after repairing the affected circuit.
No >> inspection end. ...
