Pinpoint Test G189234p5: the Pedal Goes Down Fast

PINPOINT TEST G189234p5: THE PEDAL GOES DOWN FAST

G189234t17: 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 G189234t18.

G189234t18: CHECK BRAKE FLUID LEVEL
1. Check the brake master cylinder reservoir fluid level.

^ Is the fluid level within specification?

-> Yes GO to Pinpoint Test G189234t19.

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

G189234t19: CHECK BRAKE PEDAL TRAVEL-PRESSURIZE SYSTEM
1. Pump the brake pedal rapidly (five times).

^ Does the brake pedal travel build up and then hold?

-> Yes BLEED the brake system. Refer to the General Procedures. TEST the system for normal operation. REPEAT road test.

-> No GO to Pinpoint Test G189234t20.

G189234t20: CHECK FOR BRAKE SYSTEM LEAKS
1. Check for external brake system leaks. For additional information, refer to Brake master cylinder.

^ Are leaks found?

-> Yes REPAIR as necessary, ADD fluid and BLEED brake system. For additional information, refer to General Procedures. TEST the system for normal operation. REPEAT road test.

-> No System is OK.