DTC B161A/8A: Lost Communication with Front Satellite Sensor Bus: Procedure
- CHECK DTC
- Turn the ignition switch to ON (IG), and wait for at least 60 seconds.
- Turn the ignition switch off.
HINT:
If a communication error occurs, DTCs for both the LH and RH sides will be stored simultaneously. To identify the malfunctioning area, turn the ignition switch off and then to ON (IG) again.
- Turn the ignition switch to ON (IG), and wait for at least 60 seconds.
- Check for DTCs. Refer to DTC CHECK / CLEAR
.
Result
Result Proceed to DTCs B1613/83 and B1618/84 are not output. A DTC B1613/83 is output. B DTC B1618/84 is output. C HINT:
- DTCs indicating communication errors will be changed to DTCs indicating errors in initialization by turning the ignition switch off and then to ON (IG) again.
- Codes other than DTCs B1613/83 and B1618/84 may be output at this time, but they are not related to this check.
B → See step 3
C → See step 4
A: Go to next step
- CHECK DTC
- Clear the DTCs stored in memory. Refer to DTC CHECK / CLEAR .
- Turn the ignition switch off.
- Turn the ignition switch to ON (IG), and wait for at least 60 seconds.
- Check for DTCs. Refer to DTC CHECK / CLEAR
.
OK
DTC B161A/8A is not output.
HINT:
Codes other than DTC B161A/8A may be output at this time, but they are not related to this check.
NG → See step 5
OK → See step 6
- GO TO DTC B1613/83. Refer to DTC B1612/83: Lost Communication with Front Airbag Sensor RH; DTC B1613/83: Front Airbag Sensor RH Initialization Incomplete
- GO TO DTC B1618/84. Refer to DTC B1617/84: Lost Communication with Front Airbag Sensor LH; DTC B1618/84: Front Airbag Sensor LH Initialization Incomplete
- REPLACE AIRBAG SENSOR ASSEMBLY. Refer to REMOVAL
- USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING