1) Stop the engine, step down the pedal repeatedly until there is no vacuum in booster.
2) Step down the pedal until resistance is felt. Measure the distance shown in Fig. 2-44. Free play
of pedal: 1-6mm. In case of clearance out of specifications, check the clearance of the brake lamp
switch. In case of an incorrect clearance, diagnose the brake system. Brake lamp clearance:
0.5-2.4mm.
Fig. 2-44
4. Check the braking distance. Fig. 2-45.
Loosen the push rod of the parking brake. When the engine runs, step down the pedal. Measure
the braking distance as shown in Fig. 2-45. Step down the pedal by a force of 140N. The braking
distance should be over 55mm above the floor. In case of a distance out of specifications,
diagnose the brake system.
Fig. 2-45
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