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 .gif)
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
SEE MORE:
Automatic High Beam System does not Operate or Operation Indicator does not Illuminate
DESCRIPTION The main body ECU (multiplex network body ECU) controls the automatic high beam system based on signals received from the forward recognition camera. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
Before replacing the main body ECU (multiplex network body ECU), refer to Registration.
Check Bus 3 Lines for Short Circuit
DESCRIPTION There may be a short circuit between the CAN main bus lines and/or CAN branch lines when the resistance between terminals 6 (CA3H) and 21 (CA3L) of the central gateway ECU (network gateway ECU) is below 54 Ω. Symptom Trouble Area
*1: w/ Telematics Transceiver
*2: w/ Bus Buffer
