Lexus NX manuals

Lexus NX: Diagnosis System

Lexus NX Service Manual / Steering / Power Assist Systems / Power Steering System (for Power Tilt And Power Telescopic Steering Column) / Diagnosis System

DIAGNOSIS SYSTEM

CHECK DLC3

(a) Check the DLC3.

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CHECK WARNING LIGHT

(a) When a problem occurs in the power steering system, the power steering warning light (red or yellow) on the combination meter assembly comes on to inform the driver of the problem.

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 Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (USING THE Techstream) (a) Turn the power switch off. (b) Connect the Techstream to the DLC3. (c) Turn the power switch on (IG). (d) Turn the Techstream on. (e) Enter the f

 Freeze Frame Data

FREEZE FRAME DATA FREEZE FRAME DATA NOTICE: It is difficult to show the specified values (judgment values) clearly because freeze frame data values change significantly due to differences in measur

 Fail-safe Chart

FAIL-SAFE CHART If a problem occurs in the power steering system, the power steering assist will be stopped or the amount of power assist will be decreased to protect the system. Power Steering System

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 System Diagram

SYSTEM DIAGRAM Communication Table Sender Receiver Signal Line Main Body ECU (Multiplex Network Body ECU) Clearance Warning ECU Assembly Destination information signal CAN Communication Line Hybrid Vehicle Control ECU Clearance Warning ECU Assembly Shift position signal

 Inspection

INSPECTION PROCEDURE 1. INSPECT LICENSE PLATE LIGHT ASSEMBLY LH (a) Apply auxiliary battery voltage to the connector and check the light illumination condition. OK: Condition Specified Condition Auxiliary battery positive (+) → Y4-1 (B) Auxiliary battery negative (-) → Y4-2 (E) Li

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