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:
Heater & air conditioner
Preparation
Sst
Recomended tools
Equipment
Lubricant
...
Trunk
The trunk can be opened
using the trunk opener,
entry function or wireless
remote control or key.
WARNING
Observe the following precautions.
Failure to do so may result in
death or serious injury.
■Before driving
Make sure that the trunk lid is
fully closed. If the trunk lid is not
fully clos ...
Malfunction in water temperature receiver gauge
Wiring diagram
Inspection procedure
1 Read value of hand–held tester
Check output value of ecm.
Connect the hand–held tester to dlc3.
Turn the ignition switch to on and push the hand–held tester main
switch on.
Select the data list mode on the hand–he ...


