Lexus NX manuals

Lexus NX: Diagnosis System

Lexus NX Service Manual / Vehicle Interior / Seat / Front Power Seat Control System (w/ Memory) / Diagnosis System

DIAGNOSIS SYSTEM

DESCRIPTION

(a) Front power seat control system (w/ Memory) data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.

CHECK DLC3

(a) Check the DLC3.

Click here

INSPECT AUXILIARY BATTERY VOLTAGE

(a) Check the auxiliary battery voltage.

Standard voltage:

11 to 14 V (power switch off)

If the voltage is below 11 V, recharge or replace the auxiliary battery.

READ NEXT:

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Driver Seat / Troubl

 Data List / Active Test

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

DIAGNOSTIC TROUBLE CODE CHART Front Power Seat Control System (w/ Memory) DTC No. Detection Item Link B2650 Slide Sensor Malfunction B2658 Short in Sensor with Motor Power Supp

SEE MORE:

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: If the main body ECU (multiplex network body ECU) is replaced, refer to Registration. Click here HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in

 Drive Motor "A" Control Module (P0A1B-547,P0A1C-124)

DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs indicate that an overvoltage in the inverter has occurred. The cause of this malfunction may be one of the following: Internal inverter malfunction Inverter internal circuit malfunction Malfunction in ECU that controls the inverter DESCRIPTION F

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