Toyota Corolla (E120) 2002–2008 Repair Manual / Introduction / How to troubleshoot ecu controlled
systems / Problem symptoms table
Toyota Corolla (E120): Problem symptoms table
The suspected circuits or parts for each problem symptom are shown in the table below. Use this table to troubleshoot the problem when a normal code is displayed in the diagnostic trouble code chart but the problem is still occurring. Numbers in the table indicate the order in which the circuits or parts should be checked.
Hint: when the problem is not detected by the diagnostic system even though the problem symptom is present, it may be that the problem is occurring outside the detection range of the diagnostic system.
Other materials:
Favorites list setting
Up to 15 contacts (maximum of 4 numbers per contact) can be registered in the
favorites list.
■ Registering the contacts in the favorites list
1 Select “Add Favorite”.
2 Select the desired contact to add to the favorites list.
Dimmed contacts are already stored as a favorite.
3 Chec ...
Diagnostic trouble code chart
Terms
Terms
Physical address
Three–digit code (shown in hexadecimal) which is given to each
component comprising
the avc–lan.
Corresponding to the function, individual symbols are specified.
Logical address
Two–digit code (shown in hexadeci ...
Inspection procedure
1 Check hazard warning signal switch assy
Check the hazard warning switch continuity, as shown in
the illustration and table.
Standard:
2 Check turn signal flasher assy
3 Check wire harness (tvip ecu turn signal flasher)
Disconnect the tvip ecu and turn signal flashe ...