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Toyota Corolla Repair Manual: Front airbag sensor (rh) malfunction

Toyota Corolla Repair Manual / Diagnostics / Supplemental restraint system / Front airbag sensor (rh) malfunction

Dtc b1156/15 front airbag sensor (rh) malfunction

Dtc b1157/15 front airbag sensor (rh) malfunction

Inspection procedure
1 Check seat position air bag sensor Sst 0984318040 Turn the ignition switch to on, and wait at least for 20 seconds.  clear the dtc stored in memory .  turn the ignition switc ...

Circuit description
The airbag front rh sensor circuit consists of the airbag sensor assy center and airbag front rh sensor. Dtc b1156/b1157/15 is recorded when a malfunction is detected in the airbag front rh sen ...

Other materials:

Inspection procedure
1 Check d squib circuit(airbag sensor assy center horn button assy) 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 horn button assy. release the airbag activatio ...

Circuit description
The purpose of this circuit is to prevent the engine from stalling while driving in lockup condition, when brakes are suddenly applied. When the brake pedal is depressed, this switch sends a signals to the ecm. Then the ecm cancels the operation of the lockup clutch while braking is in pr ...

Circuit description
The ecm compares the two waveforms of the heated oxygen sensors located before and after the catalyst to determine whether or not the catalyst performance has deteriorated. Airfuel ratio feedback compensation keeps the waveform of the heated oxygen sensor in front of the catalyst alternate ...

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