Toyota Corolla (E120) 2002–2008 Repair Manual / Supplemental restraint system
Toyota Corolla (E120): Supplemental restraint system
- Supplemental restraint systems
- Horn button assy
- Spiral cable sub–assy
- Instrument panel passenger air bag assy
- Front seat airbag assy rh
- Air bag sensor assy center
- Air bag front rh sensor
- Air bag sensor front lh
- Side air bag sensor assy rh
- Seat position air bag sensor
Other materials:
Inspection procedure
1 Inspect dlc3 terminal voltage
Turn the ignition switch to on.
measure voltage between terminals 13 (tc) and 4 (cg) of
dlc3.
Ok:
voltage: 10 – 16 v
2 Check harness and connector(between cruise control ecu assy
and dlc3)
Check for open and short circuit in harness ...
Fail–safe chart
If any of the following codes is recorded, the ecm enters the fail–safe mode.
Check for intermittent problems
Hand–held tester only:
by putting the vehicle’s ecm in the check mode, the 1 trip detection logic is
possible instead of the
2 trip detection logic, and the sensitivity to de ...
Circuit description
The seat belt buckle switch (lh) circuit consists of the airbag sensor assy
center and front seat inner belt
assy (lh).
Dtc b0126/b0127/27 is recorded when a malfunction is detected in the seat belt
buckle switch (lh) circuit.
Wiring diagram
...