TROUBLE DIAGNOSES — Diagnostic Procedure 28: E.C.C.S. CONTROL UNIT (Code No. 31)
EF & EC-308flowchartHeader tagged GA16DE.
Diagnostic Procedure 28
E.C.C.S. CONTROL UNIT (Code No. 31)
1
INSPECTION START
2
1) Turn ignition switch "ON". 2) Erase the self-diagnosis memory.
3
Perform self-diagnosis again.
4
Does E.C.U. display Code No. 31 again?
No
INSPECTION END
Yes
5
Replace E.C.U.