Pinpoint Test F: The Pedal Goes Down Slowly
- F1: ROAD TEST VEHICLE - CHECK BRAKE PEDAL OPERATION
- Check if the condition occurs during actual stopping application by applying the brake pedal while the vehicle is moving.
Does the condition occur when the vehicle is moving?
- Check if the condition occurs during actual stopping application by applying the brake pedal while the vehicle is moving.
- F2: CHECK FOR BRAKE SYSTEM LEAKS
- Check for external brake system leaks. For additional information, refer to BRAKE MASTER CYLINDER component test.
Are there any external brake system leaks?
- Yes
: REPAIR as necessary. ADD fluid and BLEED the brake system.
Refer to: Brake System Bleeding - Vehicles Without: Carbon Ceramic Brakes (General Procedures). TEST the system for normal operation.
- No: GO to F3.
- Yes
: REPAIR as necessary. ADD fluid and BLEED the brake system.
- Check for external brake system leaks. For additional information, refer to BRAKE MASTER CYLINDER component test.
- F3: CARRY OUT A BRAKE MASTER CYLINDER BYPASS TEST
- Test for brake master cylinder bypass condition. Refer to BRAKE MASTER CYLINDER component test.
Are any concerns found?
- Yes
: INSTALL a new brake master cylinder, ADD fluid and BLEED the brake system.
Refer to: Brake System Bleeding - Vehicles Without: Carbon Ceramic Brakes (General Procedures). TEST the system for normal operation.
- No : System is OK.
- Test for brake master cylinder bypass condition. Refer to BRAKE MASTER CYLINDER component test.