Preinspection
INSPECTIONBefore performing diagnostics, check the following items which might affect ABS problems:
BATTERY
Measure battery voltage and specific gravity of electrolyte.
Standard voltage: 12 V, or more
Specific gravity: Above 1.260
BRAKE FLUID
1. Check brake fluid level.
2. Check brake fluid leakage.
HYDRAULIC UNIT
Check the hydraulic unit.
^ With brake tester
^ Without brake tester
BRAKE DRAG
Check brake drag.
BRAKE PAD AND ROTOR
Check brake pad and rotor.
^ Front
^ Rear
TIRE
Check tire specifications, tire wear and air pressure.