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:
Precaution
1. Handling precautions on steering system
care must be taken when replacing parts. Incorrect replacement may
affect the performance of the
steering system and result in a driving hazard.
2. Handling precautions on srs airbag system
the vehicle is equipped with srs (suppl ...
Inspection procedure
1 Check side air bag sensor assy rh
Sst 09843–18040
Connect the negative (–) terminal cable to the battery,
and wait at least for 2 seconds.
turn the ignition switch to on, and wait at least for 20 seconds.
clear the dtc stored in memory .
turn the ignition swi ...
Description
When troubleshooting obd ii vehicles, the only difference
from the usual troubleshooting procedure is that you
need to connect the vehicle to the obd ii scan tool complying
with sae j1978 or the hand–held tester, and read
various data output from the vehicle’s ecm.
Obd ii regulation ...