Lexus NX: System Diagram

SYSTEM DIAGRAM

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 How To Proceed With Troubleshooting

PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CONFIRM PROBLEM SYMPTOMS NEXT 3. CUSTOMER PROBLEM ANALYSIS (a) Check if the vehicle has be

 On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. CHECK AUXILIARY BATTERY (a) Check that the auxiliary battery cables are connected to the correct terminals. HINT: If they are not, connect them properly. (b) Check t

 Networking

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 Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c)

 Front Occupant Classification Sensor LH Circuit Malfunction (B1780)

DESCRIPTION The front occupant classification sensor LH circuit consists of the occupant detection ECU and front occupant classification sensor LH. DTC B1780 is stored when a malfunction is detected in the front occupant classification sensor LH circuit. DTC No. Detection Item DTC Detection C

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