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Home >> Lexus >> 2012 >> ES 350 V6-3.5L (2GR-FE) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Information Bus >> Testing and Inspection >> Component Tests and General Diagnostics >> Center Airbag Sensor Communication Stop Mode
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Center Airbag Sensor Communication Stop Mode





CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Center Airbag Sensor Communication Stop Mode
- Center Airbag Sensor Communication Stop Mode

DESCRIPTION





HINT
"SRS Airbag" refers to the circuit that includes the center airbag sensor.

WIRING DIAGRAM





INSPECTION PROCEDURE

NOTICE:
* Turn the engine switch off before measuring the resistance of CAN bus main wires and CAN bus branch wires.
* After the engine switch is turned off, check that the key reminder warning system and light reminder warning system are not in operation.
* Before measuring the resistance, leave the vehicle as is for at least 1 minute and do not operate the engine switch, any other switches, or the doors. If any doors need to be opened in order to check connectors, open the doors and leave them open.

PROCEDURE

1. CHECK CAN NO. 1 BUS WIRE (CENTER AIRBAG SENSOR BRANCH WIRE)

(a) Turn the engine switch off.

(b) Disconnect the center airbag sensor connector.

(c) Measure the resistance according to the value(s) in the table below.





Standard resistance:





NG -- REPAIR OR REPLACE CAN NO. 1 BUS BRANCH WIRE OR CONNECTOR (CENTER AIRBAG SENSOR)
OK -- Continue to next step.

2. CHECK WIRE HARNESS (IG2, E1, E2)

(a) Measure the resistance according to the value(s) in the table below.





Standard resistance:





(b) Measure the voltage according to the value(s) in the table below.

Standard voltage:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE CENTER AIRBAG SENSOR Removal
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