B1675

SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM: B1675/82: Rear Floor Airbag Sensor Malfunction
B1675/82 - Rear Floor Airbag Sensor Malfunction

DESCRIPTION

The rear floor side airbag sensor consists of the diagnostic circuit, rear floor deceleration sensor, etc.

If the center airbag sensor receives signals from the rear floor deceleration sensor, it determines whether the SRS should be activated.

DTC B1675/82 is stored when a malfunction is detected in the rear floor side airbag sensor circuit.





WIRING DIAGRAM





INSPECTION PROCEDURE

NOTICE:
* w/ Navigation System:
After the engine switch is turned off, the display and navigation module display (navigation system) records various types of memory and settings. As a result, after turning the engine switch off, be sure to wait for the time specified in the following table before disconnecting the cable from the negative (-) battery terminal.

Waiting Time before Disconnecting Cable from Negative (-) Battery Terminal:





* When disconnecting the cable from the negative (-) battery terminal while performing repairs, some systems need to be initialized after the cable is reconnected Repair Instruction - Initialization.

PROCEDURE

1. CHECK REAR FLOOR SIDE AIRBAG SENSOR

(a) Turn the engine switch off.





(b) Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.

(c) Temporarily replace the rear floor side airbag sensor with a new one.

(d) Connect the cable to the negative (-) battery terminal, and wait for at least 2 seconds.

(e) Turn the engine switch on (IG), and wait for at least 60 seconds.

(f) Clear the DTCs stored in memory Reading and Clearing Diagnostic Trouble Codes.

(g) Turn the engine switch off.

(h) Turn the engine switch on (IG), and wait for at least 60 seconds.

(i) Check for DTCs Reading and Clearing Diagnostic Trouble Codes.

OK:

DTC B1675 is not output.

HINT
Codes other than DTC B1675 may be output at this time, but they are not related to this check.

Text in Illustration





NG -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY Removal

OK -- REPLACE REAR FLOOR SIDE AIRBAG SENSOR Removal