Lexus NX: On-vehicle Inspection

ON-VEHICLE INSPECTION

CAUTION / NOTICE / HINT

CAUTION:

Be sure to follow the correct removal and installation procedures of the airbag ECU assembly.

PROCEDURE

1. INSPECT AIRBAG ECU ASSEMBLY (for Vehicle not Involved in Collision)

(a) Perform a diagnostic system check.

Click here

2. INSPECT AIRBAG ECU ASSEMBLY (Vehicle Involved in Collision and Airbag not Deployed)

(a) Perform a diagnostic system check.

Click here

(b) Visually check for defects with the airbag ECU assembly installed on the vehicle.

(1) The defects are as follows:

  • Cracks on the sensor housing
  • Dents on the sensor housing
  • Chips on the sensor housing
  • Cracks or other damage to the connector
  • Peeling of the label

OK:

No defects are found.

HINT:

If any of the defects is found, replace the airbag ECU assembly with a new one.

3. INSPECT AIRBAG ECU ASSEMBLY (Vehicle Involved in Collision and Airbag is Deployed)

(a) Replace the airbag ECU assembly.

HINT:

The airbag ECU assembly should be replaced after any of the airbags has deployed, as it has been subjected to an impact.

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 AIRBAG ECU ASSEMBLY (a) Check that the power switch is off. (b) Check that the cable is disconnected from the negative (-) auxiliary battery terminal. CAUTION: Wait a

 Curtain Shield Airbag Assembly

SEE MORE:

 Fail-safe Chart

FAIL-SAFE CHART FAIL-SAFE FUNCTION (a) If a malfunction is detected in the intelligent clearance sonar system, the warning message "Parking Support Brake System Malfunction Visit Your Dealer" or "Parking Support Brake Unavailable" is displayed on the multi-information display, the ICS OFF indicator

 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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