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:
Unit disassembly and assembly
Steering gear and linkage
Exploded View
Outer socket
Boot clamp (small diameter)
Boot
Boot clamp (large diameter)
Inner socket
Gear housing assembly
Disassembly and Assembly
DISASSEMBLY
Loosen outer socket lock nut, and remove outer socket.
CAUT ...
P1805 Brake switch
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1805
BRAKE SW/CIRCUIT
(Brake switch circuit)
Stop lamp signal is not sent to ECM for extremely
long time while the vehicle is drivi ...
Pedal vibration or abs operation
sound occurs
Diagnosis Procedure
CAUTION:
Under the following conditions, ABS is activated and
vibration is felt when brake pedal is lightly
depressed (just place a foot on it). However, this is normal.
When shifting gears
When driving on slippery road
During cornering at high spee ...