TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS — Diagnostic Procedure 5 (Control unit)
BR-7041flowchartDiagnostic Procedure 5 (Control unit)
Malfunctioning code No. 71
Diagnostic Procedure 5 — Control unit
1
CHECK CONNECTOR.
1. Disconnect ABS actuator and electric unit connector.
Check terminals for damage or loose connections and replace. Then reconnect connector.
2. Carry out self-diagnosis again.
Does warning lamp activate again?
No
Inspection end
Yes
2
ABS CONTROL UNIT POWER SUPPLY CHECK
Check voltage. Refer to A in Diagnostic Procedure 4, BR-7040.
3
CHECK WARNING LAMP INDICATION
Does warning lamp indicate code No. 71 again?
No
INSPECTION
INSPECTION
Inspect the system according to the code No.
Yes
4
Replace ABS actuator and electric unit.