Visual Inspection Chart

VISUAL INSPECTION

Mechanical	Electrical
Brake master cylinder Brake caliper piston Brake discs Brake pads Power brake booster Brake pedal linkage Vacuum booster hose Tires Foreign material	Central junction box (CJB) fuse 14 (15A) Battery junction box (BJB) fuse 103 (50A) Parking brake switch Damaged or corroded wiring harness Brake master cylinder fluid level switch Adjustable pedal switch Adjustable pedal motor Connectors fully engaged

For low or spongy brake pedal concerns:

check and, if necessary, refill the brake master cylinder reservoir.
bleed the brake system and retest the brake pedal feel.
check the brake pedal mounting for looseness and correct installation if the brake pedal is still low or feels spongy. Check the power brake booster and the brake master cylinder for loose mounting. Correct as necessary and retest the system for normal operation.

For a slow or incomplete brake pedal return concern:

inspect for binding, damage, correct installation or interference at the brake pedal.
check the power brake booster for binding, damage and correct installation.