Esteem GLX Wagon L4-1.8L (1999)
Hydraulic Control Assembly - Antilock Brakes: Testing and Inspection
PRECAUTION
When connectors are connected to ABS control module, do not disconnect connectors of hydraulic unit, sensors, relay, fuse etc. and turn ignition
switch ON. Then DTC will be set in ABS control module.
ABS HYDRAULIC UNIT OPERATION CHECK
1. Check that basic brake system other than ABS is in good condition.
2. Check that battery voltage is 11V or higher.
3. With "ABS" warning lamp, check that no abnormality is detected in ABS. Refer to DTC CHECK.
4. Lift up vehicle.
5. Set transmission to neutral and release parking brake.
6. Turn each wheel gradually by hand to check if brake dragging occurs. If it does, correct.
7. With diag. switch terminal of DIAG.-2 connector connected to ground by using service wire, turn ignition switch ON and check if "ABS" warning
lamp indicates DTC 12.
8. Turn ignition switch "OFF".
9. Perform following checks with help of another person.
Brake pedal should be depressed and then ignition switch turned ON by one person and wheel should be turned by another person's hand. At this
time, check that:
