Lexus NX: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

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 order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Sliding Roof System

Symptom

Suspected Area

Link

Remote control system does not operate.

Proceed to "Remote Control System does not Operate"

Key-off operation function operates even if operating conditions are not satisfied.

Proceed to "Key-off Operation Function Operates even if Operating Conditions are not Satisfied"

Sliding roof does not move by operating sliding roof control switch.

Proceed to "Sliding Roof does not Move by Operating Sliding Roof Control Switch"

Slide roof warning buzzer malfunction (roof glass is operates).

Meter / gauge system

Slide roof ford not move.

Harness and connector

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Sliding roof drive gear sub-assembly (sliding roof ECU)

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 Terminals Of Ecu

TERMINALS OF ECU CHECK SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) (a) Disconnect the T9 sliding roof ECU (sliding roof drive gear sub-assembly) connector. (b) Measure the resistance and

 Diagnosis System

DIAGNOSIS SYSTEM DESCRIPTION (a) Sliding roof system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). When the system seems to be malfunctioning,

 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 / Sliding Roof / Troub

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 Internal Control Module Throttle Position Performance (P060E)

MONITOR DESCRIPTION The ECM monitors the signals received from the No. 1 throttle position sensor and stop light switch assembly. As the ECM monitors the STP signal of the stop light switch assembly and the No. 1 throttle position sensor, if these signals do not correlate, this DTC is stored. DTC

 Operation Check

OPERATION CHECK INSPECT ASC SYSTEM OPERATION CAUTION: Check for safety before performing any tests. HINT: When the drive mode changes to a mode other than NORMAL, SPORT or CUSTOMIZE*, the simulated engine sound stops. *: Customize mode refers to when the following conditions are set on the multi-dis

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