TROUBLE DIAGNOSES — Diagnostic Procedure 3 and Procedure 4
BR-52flowchartDiagnostic Procedure 3
IMPORTANT
Refer to worksheet results.
Diagnostic Procedure 3 — Abnormal pedal action
1
Check whether brake pedal stroke is abnormally large.
Yes
Vehicle equipped with A.B.S. may have a tendency for large pedal strokes.
No
2
Check that brake pedal force is firm but brake is effective.
No (normal)
Normal condition.
Yes
3
Disconnect actuator connector and check whether brake is effective.
No
Perform Preliminary Check 1.
Yes
4
Refer to Preliminary Check 4 result. Go to Self-diagnosis. (See page BR-45.)
Diagnostic Procedure 4
IMPORTANT
Refer to worksheet results.
Diagnostic Procedure 4 — A.B.S. doesn't work
1
Check whether warning activates.
Yes
Refer to Preliminary Check 4 result. Go to Self-diagnosis. (See page BR-45.)
No
2
Check whether vehicle speed is under 10 km/h (6 MPH).
Yes
A.B.S. doesn't work in this condition.
No
3
Refer to Preliminary Check 2 result.
O.K. but still doesn't work
4
O.K. but A.B.S. still doesn't work — Check actuator by referring to Electrical Components Inspection — ACTUATOR. (See page BR-60.)