Lexus NX: Fail-safe Chart
FAIL-SAFE CHART
FAIL SAFE FUNCTION
(a) The following chart shows the status of the controls when the system is normal and malfunctioning.
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The passenger airbag ON/OFF indicator ("ON" and "OFF") comes on for approximately 4 seconds, and then goes off for approximately 2 seconds.
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Approximately 6 seconds after the power switch is turned on (IG), the passenger airbag ON/OFF indicator will indicate ON or OFF depending on the conditions listed below.
Condition | ON Indicator | OFF Indicator | Instrument Panel Passenger Airbag Assembly | Front Seat Airbag Assembly RH | Front Seat Cushion Airbag Assembly RH | Curtain Shield Airbag Assembly RH | Front Seat Belt Pretensioner RH | Selectable Force Limiter RH |
Adult is seated. | On | Off | ○ | ○ | ○ | ○ | ○ | ○ |
Child is seated. | Off | On | X | ○ | X | ○ | ○ | ○ |
Child restraint system is installed. | Off | On | X | ○ | X | ○ | ○ | ○ |
Vacant | Off | On | X | ○ | X | ○ | ○ | ○ |
Failure | Off | On | X | ○ | X | ○ | ○ | ○ |
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DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. Th
DIAGNOSTIC TROUBLE CODE CHART Occupant Classification System DTC No. Detection Item Link B1771 Passenger Side Buckle Switch Circuit Malfunction B1780 Front Occupant Classificat
DESCRIPTION The front passenger side buckle switch circuit consists of the occupant detection ECU and front seat inner belt assembly RH. DTC B1771 is stored when a malfunction is detected in the front
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ON-VEHICLE INSPECTION PROCEDURE 1. REMOVE NO. 1 ENGINE UNDER COVER ASSEMBLY Click here 2. INSPECT HYBRID TRANSAXLE FLUID (a) Using a 10 mm hexagon socket wrench, remove the filler plug and gasket from the hybrid vehicle transaxle assembly. *1 Filler Plug *a 0 to 5 mm (0 t
DESCRIPTION This DTC is stored when the clearance warning ECU assembly receives a wheel speed sensor (front speed sensor RH or front speed sensor LH, rear speed sensor RH or rear speed sensor LH) abnormality signal from the electronically controlled brake system via CAN communication. DTC No. D
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