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Toyota Corolla Repair Manual: Circuit descriptionCircuit description

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 is recorded when a b+ short is detected in the p/t squib (lh) circuit.

Wiring diagram

Wiring diagram

Short in p/t squib (lh) circuit (to b+)
Dtc b0138/72 short in p/t squib (lh) circuit (to b+) ...

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. &nb ...

Other materials:

Body dimension drawings
Engine compartment Body opening areas (side view: front) Body opening areas (side view: rear) Sedan Body opening areas (rear view) Sedan Under body Under body Front suspension crossmember Front suspension crossmember ...

Wiper rubber lh
Replacement 1. Remove fr wiper blade lh  remove the front wiper blade lh from the front wiper arm lh. Notice: do not fold down the front wiper arm with the front wiper blade being removed from it. 2. Remove wiper rubber lh  remove the front wiper rubber lh from the front wi ...

Terminals of ecu
1. Inspect integration relay Disconnect the connector and check the continuity of each terminal of the disconnected connector. Standard : If the result is not as specified, the vehicles side may malfunction. Reconnect the connector and check each terminal. Standard: If th ...

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