April 5, 2026: LEMON Manuals is launched! Read the announcement.

Activating System (SC300 & SC400)

Ensure ignition key is removed from switch and negative battery cable is disconnected. Wait at least 90 seconds after negative battery cable is disconnected.
Connect passenger air bag Yellow 2-pin connector. Connect driver air bag Yellow 2-pin connector. Install trim covers. Connect negative battery cable. Staying well away from air bag modules, turn ignition switch to ACC or ON position. Ensure AIR BAG indicator light operates properly. See SYSTEM OPERATION CHECK .

Fig 1: Air Bag Activation Prevention Mechanism Yellow Connector (Lexus)

G97G04789

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 2: Disconnecting Driver Air Bag Connector (Typical, Except SC300 & SC400)

G97A04833

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Disconnecting Driver Air Bag Connector (SC300 & SC400)

G98G13819

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 4: Disconnecting Passenger Air Bag Connector (ES300)

G97D04797

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 5: Disconnecting Passenger Air Bag Connector (GS300 & GS400 Shown; LS400 Is Similar)

G98D13808

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 6: Disconnecting Passenger Air Bag Connector (LX470)

G98G09758

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 7: Disconnecting Passenger Air Bag Connector (RX300)

G99H00065

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 8: Disconnecting Passenger Air Bag Connector (SC300 & SC400)

G98F13818

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002