Lexus NX: On-vehicle Inspection

ON-VEHICLE INSPECTION

CAUTION / NOTICE / HINT

CAUTION:

Be sure to follow the correct removal and installation procedures of the occupant classification ECU.

PROCEDURE

1. INSPECT OCCUPANT DETECTION ECU (for Vehicle not Involved in Collision)

(a) Perform a diagnostic system check.

Click here

2. INSPECT OCCUPANT DETECTION ECU (Vehicle Involved in Collision and Airbag not Deployed)

(a) Perform a diagnostic system check.

Click here

(b) Visually check for defects with the occupant classification ECU installed on the vehicle.

(1) The defects are as follows:

  • Cracks on the ECU housing
  • Dents on the ECU housing
  • Chips on the ECU housing
  • Cracks or other damage to the connector
  • Damage to the serial number

OK:

No defects are found.

HINT:

If any of the defects is found, replace the occupant classification ECU with a new one.

3. INSPECT OCCUPANT DETECTION ECU (for Vehicle Involved in Collision and Airbag is Deployed)

(a) Perform a diagnostic system check.

Click here

(b) Visually check for defects with the occupant classification ECU installed on the vehicle.

(1) The defects are as follows:

  • Cracks on the ECU housing
  • Dents on the ECU housing
  • Chips on the ECU housing
  • Cracks or other damage to the connector
  • Damage to the serial number

    OK:

    No defects are found.

HINT:

If any of the defects is found, replace the occupant classification ECU with a new one.

READ NEXT:

 Removal

REMOVAL PROCEDURE 1. REMOVE NO. 3 DECK BOARD SUB-ASSEMBLY Click here 2. REMOVE REAR DECK FLOOR BOX Click here 3. REMOVE DECK FLOOR BOX LH Click here 4. PRECAUTION CAUTION: Be sure to read Precau

 Installation

INSTALLATION PROCEDURE 1. INSTALL OCCUPANT DETECTION ECU (a) Attach the claw to install the occupant detection ECU. NOTICE: If the occupant detection ECU has been dropped, or there are any cracks, den

 Occupant Classification System

SEE MORE:

 Disassembly

DISASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH side. The procedure listed below is for the LH side. PROCEDURE 1. PRECAUTION CAUTION: Be sure to read Precaution thoroughly before servicing. Click here NOTICE: After turning the power switch off, waiting ti

 Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Intelligent Clearance Sonar System DTC No. Detection Item Link C1611 ECU Malfunction C1625 Open or Short in Steering Angle Sensor +B C1626 Steering Angle Sensor Failure C1647 G Sensor Failure C164B Communication E

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