Brake System Inspection And Test - Honda 2004 Odyssey Service Manual

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Conventional Brake Components

Brake System Inspection and Test

Component Inspections:

Master Cylinder

ABS Modulator

Brake System Test

Brake pedal sinks/fades when braking

1. Start the engine, and let it warm up to operating temperature.

2. Attach a 50 mm (2 in.) piece of masking tape along the bottom of the steering wheel, and draw a horizontal

reference mark across it.

3. With the transmission in Neutral, press and hold the brake pedal lightly (about the same pressure needed to keep

an A/T-equipped car from creeping). Then release the parking brake.

4. While still holding the brake pedal, hook the end of the tape measure behind it. Then, pull the tape up to the

steering wheel, noting where the tape measure lines up with the reference mark you made on the masking tape.

5. Apply steady pressure to the brake pedal for 3 minutes.

6. Watch the tape measure.

• If it moves less than 10 mm (0.4 in.), the master cylinder is OK.

• If it moves greater than 10 mm (0.4 in.), replace the master cylinder.

Look for damage or signs of fluid leakage at:

Reservoir or reservoir grommets

Between master cylinder and booster

Look for damage or signs of fluid leakage at:

Line joints and banjo bolt connections

Hoses and lines, also inspect for twisting or

Look for damage or signs of fluid leakage at:

Banjo bolt connections

Bleeder screw

Look for damage or signs of fluid leakage at:

Also check for:

Bulging, twisted, or bent lines.

Seized or sticking caliper pins.

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