Nissan Sentra Service Manual: Precaution for Brake System

WARNING:

Clean any dust from the front brake and rear brake with a vacuum dust collector. Do not blow with compressed air.

• Brake fluid: Refer to MA-11, "Fluids and Lubricants".
• Do not reuse drained brake fluid.
• Do not spill or splash brake fluid on painted surfaces. Brake fluid may damage paint. If brake fluid is splashed on painted areas, wash it away with water immediately.
• Always confirm the specified tightening torque when installing the brake pipes.
• After pressing the brake pedal more deeply or harder than normal driving, such as air bleeding, check each item of brake pedal. Adjust brake pedal if it is outside the standard value.
• Always clean with new brake fluid when cleaning the brake caliper and other components
• Do not use mineral oils such as gasoline or light oil to clean. They may damage rubber parts and cause improper operation.
• Always loosen the brake tube flare nut with a flare nut wrench
• Tighten the brake tube flare nut to the specified torque with a crowfoot (A) and torque wrench (B).
• Brake system is an important safety part. If a brake fluid leak is detected, always disassemble the affected part. If a malfunction is detected, replace part with a new one.
• Always connect the battery terminals when moving the vehicle.
• Turn the ignition switch OFF and disconnect the hydraulic booster assembly harness connector or the battery negative terminal before performing the work.
• Check that no brake fluid leakage is present after replacing the parts.
• Burnish the brake contact surfaces after refinishing or replacing rotors, after replacing pads, or if a soft pedal occurs at very low mileage.

• Front disc brake: Refer to BR-19, "Brake Burnishing".
• Rear drum brake: Refer to BR-20, "Brake Burnishing".
• Rear disc brake: Refer to BR-21, "Brake Burnishing".

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