Toyota Corolla Repair Manual: Inspection procedure
1 Check p/t squib(lh) circuit(airbag sensor assy center – front seat
outer 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 seat belt pretensioner (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 seat belt pretensioner side) between
the airbag sensor assy center and the seat belt pretensioner
(lh), measure the voltage between pl+ and
body ground.
Ok:
voltage: below 1v
2 Check air bag sensor assy center
Sst 09843–18040
- Turn the ignition switch to lock.
- disconnect the negative (–) terminal cable from the battery
and wait at least for 90 seconds.
- connect the connector to the airbag sensor assy center.
- using a service wire, connect pl+ and pl– of the connector
(on the seat belt pretensioner side) between the airbag
sensor assy center and the seat belt pretensioner (lh).
- 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 b0138/72 is not output.
Hint
:
codes other than code b0138/72 may be output at this time, but
they are not relevant to this check.
3 Check p/t squib (lh)
Sst 09843–18040
- Turn the ignition switch to lock.
- disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
- connect the seat belt pretensioner (lh) connector.
- 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 b0138/72 is not output.
Hint
:
codes other than code b0138/72 may be output at this time, but
they are not relevant to this check.
4 Use simulation method to check
Replace all srs components including the wire harness
The p/t squib (lh) circuit consists of the airbag sensor assy center and seat
belt pretensioner (lh).
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0138/72 ...
Dtc b1100/31 airbag sensor assy malfunction ...
Other materials:
Towing your vehicle with 4 wheels on the ground
To prevent damage to your vehicle, perform the following procedures before towing.
1 Shift the shift lever to N.
2 Turn the engine switch to the “ACC” position (without a smart key system) or
ACCESSORY mode (with a smart key system).
(, 166) Ensure that the audio system and other powered device ...
Valve clearance
Adjustment
1. Remove cylinder head cover no.2
Remove the 2 nuts, 2 clips and cylinder head cover.
2. Disconnect engine wire
Remove the 5 clamps from the 5 clamp brackets.
Disconnect the 4 ignition coil connectors.
Remove the bolt and nut installing the engine wire ...
Inspection procedure
1 Check door lock
When the door does not operate manually, proceed to ”a”.
when the door does not operate via the key, proceed to ”b”.
2 Inspect door lock control switch
W/ power window:
remove the power window regulator master switch assy.
Inspect the master ...