Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Supplemental restraint system / Tc terminal circuit / Circuit description
Toyota Corolla (E120): Circuit description
Dtc output mode is set by connecting between tc and cg of the dlc3.
The dtcs are displayed by blinking the srs warning light.
Wiring diagram

Hint
: when each warning light stays blinking, ground short in the wiring until the terminal tc of the dlc3 or internal ground short in each ecu is suspected.
Other materials:
Basic inspection
When the malfunction is not confirmed in the dtc check, troubleshooting
should be carried out in all the
possible circuits considered as causes of the problem. In many cases, by
carrying out the basic engine check
shown in the following flowchart, the location causing the problem can be found ...
Safe Exit Assist
The safe exit assist is a system
that uses rear side
radar sensors installed on
the inner side of the rear
bumper to help occupants
judge if an approaching
vehicle or bicycle may collide
with a door when opening
it or cancel opening of
the door, to reduce the possibility
of a collision.
WARNING
■C ...
Diagnostic trouble code chart
Hint:
when the srs warning light remains lit up and the dtc is the normal
code, this means a voltage source
drops.
This malfunction is not stored in memory by the airbag sensor assy center
and if the power source
voltage returns to normal, the srs warning light will autom ...


