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:
Inspection procedure
1 Check airbag sensor assy center connector
Disconnect negative (–) terminal cable from the battery, and wait at
least for 90 seconds.
check the connection of the airbag sensor assy center connectors.
2 Check air bag sensor assy center
Sst 09843–18040
Connect the n ...
Exterior/interior trim
Preparation
Recomended tools
Equipment
Vehicle control system
Preparation
Recomended tools
...
Parking brake
The parking brake can be
set or released automatically
or manually.
In automatic mode, the
parking brake can be set or
released automatically
according to shift lever
operation.
Also, even in automatic
mode, the parking brake can
be set or released manually.
Operating instructions
■ Using the ma ...


