Toyota Corolla Repair Manual: Inspection procedure
1 Check wire harness(airbag sensor assy center – front seat inner
belt assy lh)

- Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
- disconnect the connectors between the airbag sensor
assy center and the front seat inner belt assy (lh).
- for the connector (on the airbag sensor assy center side)
between the airbag sensor assy center and the front seat
inner belt assy (lh), measure the resistance between
lbe+ and body ground.
Ok:
resistance: 1 mw or higher


2 Check wire harness(airbag sensor assy center – front seat inner
belt assy lh)

- Connect the negative (–) terminal cable to the battery,
and wait at least for 2 seconds.
- turn the ignition switch to on.
- for the connector (on the airbag sensor assy center side)
between the airbag sensor assy center and the front seat
inner belt assy (lh), measure the voltage between lbe+
and body ground.
Ok:
voltage: below 1 v


3 Check front seat inner belt assy lh

- Turn the ignition switch to lock.
- disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
- connect the connector of the front seat inner belt assy
(lh).
- unlock the seat belt for the front driver’s seat.
- for the connector (on the airbag sensor assy center side),
measure the resistance between lbe+ and body ground.
Ok:
resistance: 1.0 Kw – 1.6 KΩ


4 Check front seat inner belt assy lh

- Lock the seat belt for the front driver’s seat.
- for the connector (on the airbag sensor assy center side),
measure the resistance between lbe+ and body ground.
Ok:
resistance: 100 w – 500 Ω


5 Check air bag sensor assy center
Sst 09843–18040

- Connect the connector to the airbag sensor assy center.
- 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 switch to lock, and wait at least for 20
seconds.
- turn the ignition switch to on, and wait at least for 20 seconds.
- check the dtc .
Ok:
dtc b0126/b0127/27 is not output.
Hint
:
codes other than code b0126/b0127/27 may be output at this
time, but they are not relevant to this check.


Use simulation method to check
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 ...
Dtc b0130/63 short in p/t squib (rh) circuit ...
Other materials:
Overhaul
1. Drain brake fluid
Notice:
wash the brake fluid off immediately if it comes into contact with any painted
surface.
2. Remove air cleaner cap sub–assy
3. Remove brake master cylinder sub–assy
disconnect the brake fluid level switch connector from
master cylinder reservoir sub–assy ...
Rear axle lh hub bolt
Replacement
Hint: components:
1. Remove rear wheel
2. Remove rear brake drum sub–assy
3. Remove rear axle lh hub bolt
Using sst and a hammer handle or an equivalent, remove
the lh hub bolt.
Sst 09628–10011
4. Install rear axle lh hub bolt
Install a washer and nut to a new ...
Initialization
1. Reset memory
Caution:
perform the reset memory (at initialization) when replacing the automatic
transaxle assy, engine
assy or ecm.
Notice:
hand–held tester only
Turn the ignition switch off.
connect the hand–held tester to the dlc3.
turn the ignition switch to the on ...