Pedal Height & Stoplight Switch
- Released pedal height is measured from carpet surface on vertical portion of firewall to pedal pad center. Disconnect stoplight switch. Move switch away from pedal. Adjust brake pedal push rod until correct released pedal height is obtained. See BRAKE PEDAL HEIGHT SPECIFICATIONS TABLE.
- Adjust pedal free play. See PEDAL FREE PLAY under ADJUSTMENTS. Tighten push rod lock nut. Rotate stoplight switch until it contacts pedal, then rotate an additional 1/2 turn. Tighten stoplight switch lock nut. Reconnect stoplight switch.
- The applied pedal height is measured from angled portion of firewall (without carpet) to pedal pad center. Start engine. Depress brake pedal with 132-lb. (60 kg) pressure.
- Measure the applied pedal height. If distance is not as specified, check brake adjustment, or check for air in system. See BRAKE PEDAL HEIGHT SPECIFICATIONS TABLE.
BRAKE PEDAL HEIGHT SPECIFICATIONS
| Application |
In. (mm) |
| Pedal Released |
| Miata & 929 |
6.7-7.1 (171-181) |
| RX7 |
7.2-7.4 (184-189) |
| Pedal Applied |
| Miata & 929 |
3.7 (95) |
| RX7 |
3.9 (100) |