Toyota 89173-09100
Front Impact Sensor

Begin the replacement process of the Side Air Bag Sensor Assy LH by following safety requirements for Air Bag Systems. The battery negative terminal should be disconnected before removing the front door scuff plate LH and the rear door scuff plate LH as well as front door opening trim Weather Strip LH and rear door Weather Strip LH and lap belt outer anchor cover LH and center pillar garnish lower LH and front seat outer belt assembly LH. The procedure begins with removing the side air bag sensor assembly LH by disassembling its 2 nuts while disconnecting the connector. Following a 90-second period of disconnected battery negative terminal and OFF ignition switch start the installation. The side air bag sensor assembly LH requires installation with 2 nuts which should be torqued to 17.5 N.m (178 kgf.cm, 13 ft.lbf). The connector installation should occur only after properly securing and torquing the side air bag sensor assembly LH. The sensor assembly must be replaced when there is damage after dropping it. When installing the sensor assembly check that SRS wires avoid all potential contact or pinching with other parts. Attach the connector of the side air bag sensor assembly LH followed by a play check then reinstall the front seat outer belt assembly LH before inspecting the SRS warning light.

Take out the 2 bolts and disconnect the connector.

Connect the 3 connectors to the center airbag sensor assembly and verify that the waterproof sheet is properly set.

Disconnect its connector and remove the 2 bolts.

Disconnect its connector and remove the 2 bolts.

Inspect the SRS warning light to ensure proper functionality.

Install the instrument panel finish panel sub-assembly lower LH, reconnect the cable to the negative battery terminal, and perform initialization, as some systems require this after disconnecting the cable.