Pinpoint Test E: the Pedal Goes Down Fast

PINPOINT TEST E: THE PEDAL GOES DOWN FAST

E1: ROAD TEST VEHICLE

1. Road test and apply the brake pedal.
- Is the brake pedal effort and brake pedal travel normal?

-> Yes
Vehicle is OK.

-> No
GO to Pinpoint Test E2.

E2: CHECK BRAKE FLUID LEVEL

1. Check the brake master cylinder reservoir fluid level.
- Is the fluid level within specification?

-> Yes
GO to Pinpoint Test E3.

-> No
CHECK the brake master cylinder reservoir sealing points. For additional information, refer to Brake Master Cylinder Component Test in this section. Testing and Inspection ADD fluid and BLEED the brake system. TEST the system for normal operation. REPEAT road test if necessary.

E3: CHECK BRAKE PEDAL TRAVEL-PRESSURIZE SYSTEM (IGNITION OFF)

1. Pump the brake pedal rapidly (five times).
- Does the brake pedal travel build up and then hold?

-> Yes
BLEED the brake system. TEST the system for normal operation. REPEAT road test.

-> No
GO to Pinpoint Test E4.

E4: CHECK FOR BRAKE SYSTEM LEAKS

1. Check for external brake system leaks. For additional information, refer to Master Cylinder in this section. Testing and Inspection
- Are leaks found?

-> Yes
REPAIR as necessary, ADD fluid and BLEED brake system. TEST the system for normal operation. REPEAT road test.

-> No
System is OK.