TROUBLE DIAGNOSES — Diagnostic Procedure 1 (Cont'd) and Procedure 2
BR-51flowchartDiagnostic Procedure 1 (Cont'd)
Diagnostic Procedure 1 — continued from BR-50
1
Check whether engine speed is over 5,000 rpm with vehicle stopped.
Yes
Vibration related to sensor may cause A.B.S. operation.
No
2
Check whether electrical equipment switches are operated.
No
Refer to Preliminary Check 4 result. Go to Self-diagnosis. (See page BR-45.)
Yes
3
Check front wheel sensor shielded ground. Refer to Ground Circuit Check.
N.G.
Remedy.
O.K.
4
Replace control unit.
Diagnostic Procedure 2
IMPORTANT
Refer to worksheet results.
Diagnostic Procedure 2 — Long stopping distance
1
Check if road condition is slippery with snow or gravel.
Yes
Stopping distance may be longer than vehicles which are not equipped with A.B.S.
No
2
Disconnect actuator connector and check whether stopping distance is still long.
No
Perform Preliminary Check 1 and air bleeding.
Yes
3
Refer to Preliminary Check 4 result. Go to Self-diagnosis. (See page BR-45.)