Part 2

SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1620/21,B1625/22: Driver Side - Side Airbag Sensor Circuit Malfunction

DTC B1620/21 - Driver Side - Side Airbag Sensor Circuit Malfunction

DTC B1625/22 - Front Passenger Side - Side Airbag Sensor Circuit Malfunction

(Continued)

26. CHECK FLOOR WIRE (FOR OPEN)
SST: 09843-18040




(a) Disconnect the connectors from the side airbag sensor assembly RH and the rear airbag sensor RH.
(b) Using SST, connect S14-1 (BCR-) and S14-2 (BCR+) of connector C.
(c) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE FLOOR WIRE
OK -- Continue to next step.

27. CHECK FLOOR WIRE (FOR SHORT)




(a) Disconnect the SST from connector C.
(b) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE FLOOR WIRE
OK -- Continue to next step.

28. CHECK FLOOR WIRE (TO B+)




(a) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(b) Turn the ignition switch to the ON position.
(c) Measure the voltage.
Standard resistance:






NG -- REPAIR OR REPLACE FLOOR WIRE
OK -- Continue to next step.

29. CHECK FLOOR WIRE (TO GROUND)




(a) Turn the ignition switch to the LOCK position.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE FLOOR WIRE
OK -- Continue to next step.

30. CHECK DTC




(a) Connect the connectors to the center airbag sensor assembly.
(b) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(c) Turn the ignition switch to the ON position, and wait for at least 60 seconds.
(d) Clear any DTCs stored in the memory DTC Check / Clear.
(e) Turn the ignition switch to the LOCK position.
(f) Turn the ignition switch to the ON position, and wait for at least 60 seconds.
(g) Check for DTCs DTC Check / Clear.
OK:
DTC B1625/22 is not output.
HINT: DTCs other than B1625/22 may be output at this time, but they are not related to this check.

OK -- REPLACE REAR AIRBAG SENSOR RH
NG -- Continue to next step.

31. CHECK SIDE AIRBAG SENSOR ASSEMBLY RH




(a) Turn the ignition switch to the LOCK position.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Replace the center airbag sensor assembly Removal.
HINT: Perform the inspection using parts from a normal vehicle when possible.
(d) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(e) Turn the ignition switch to the ON position, and wait for at least 60 seconds.
(f) Clear any DTCs stored in the memory DTC Check / Clear.
(g) Turn the ignition switch to the LOCK position.
(h) Turn the ignition switch to the ON position, and wait for at least 60 seconds.
(i) Check for DTCs DTC Check / Clear.
OK:
DTC B1625/22 is not output.
HINT: DTCs other than B1625/22 may be output at this time, but they are not related to this check.

NG -- REPLACE SIDE AIRBAG SENSOR ASSEMBLY RH
OK -- END
32. CHECK CONNECTION OF CONNECTORS
(a) Turn the ignition switch to the LOCK position.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Check that the connectors are properly connected to the center airbag sensor assembly and the side airbag sensor assembly LH.
OK:
The connectors are properly connected.
NG -- CONNECT CONNECTORS
OK -- Continue to next step.

33. CHECK CONNECTORS
(a) Check that the connectors (on the center airbag sensor assembly side and side airbag sensor assembly LH side) are not damaged Electronic Circuit Inspection Procedure.
OK:
The connectors are not deformed or damaged.
NG -- REPAIR OR REPLACE WIRE HARNESS
OK -- Continue to next step.

34. CHECK NO. 2 FLOOR WIRE (FOR OPEN)
SST: 09843-18040




(a) Disconnect the connectors from the center airbag sensor assembly and the side airbag sensor assembly LH.
(b) Using SST, connect S11-4 (BBL+) and S11-3 (BBL-) of connector C.
(c) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE NO. 2 FLOOR WIRE
OK -- Continue to next step.

35. CHECK NO. 2 FLOOR WIRE (FOR SHORT)




(a) Disconnect the SST from connector C.
(b) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE NO. 2 FLOOR WIRE
OK -- Continue to next step.

36. CHECK NO. 2 FLOOR WIRE (TO B+)




(a) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(b) Turn the ignition switch to the ON position.
(c) Measure the voltage.
Standard voltage:






NG -- REPAIR OR REPLACE NO. 2 FLOOR WIRE
OK -- Continue to next step.

37. CHECK NO. 2 FLOOR WIRE (TO GROUND)
(a) Turn the ignition switch to the LOCK position.




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






NG -- REPAIR OR REPLACE NO. 2 FLOOR WIRE
OK -- Continue to next step.

38. CHECK CONNECTION OF CONNECTORS
(a) Check that the connectors are properly connected to the rear airbag sensor LH.
OK:
The connectors are properly connected.
NG -- CONNECT CONNECTORS
OK -- Continue to next step.

39. CHECK CONNECTORS
(a) Check that the connectors (on the side airbag sensor assembly LH side and rear airbag sensor LH side) are not damaged Electronic Circuit Inspection Procedure.
OK:
The connectors are not deformed or damaged.
NG -- REPAIR OR REPLACE WIRE HARNESS
OK -- Continue to next step.

40. CHECK NO. 2 FLOOR WIRE (FOR OPEN)
SST: 09843-18040




(a) Disconnect the connectors from the side airbag sensor assembly LH and the rear airbag sensor LH.
(b) Using SST, connect S13-1 (BCL-) and S13-2 (BCL+) of connector C.
(c) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE NO. 2 FLOOR WIRE
OK -- Continue to next step.

41. CHECK NO. 2 FLOOR WIRE (FOR SHORT)




(a) Disconnect the SST from connector C.
(b) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE NO. 2 FLOOR WIRE
OK -- Continue to next step.

42. CHECK NO. 2 FLOOR WIRE (TO B+)




(a) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(b) Turn the ignition switch to the ON position.
(c) Measure the voltage.
Standard voltage:






NG -- REPAIR OR REPLACE NO. 2 FLOOR WIRE
OK -- Continue to next step.

43. CHECK NO. 2 FLOOR WIRE (TO GROUND)




(a) Turn the ignition switch to the LOCK position.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE NO. 2 FLOOR WIRE
OK -- Continue to next step.

44. CHECK CONNECTION OF CONNECTORS
(a) Check that the connectors are properly connected to the center airbag sensor assembly and the side airbag sensor assembly RH.
OK:
The connectors are properly connected.
NG -- CONNECT CONNECTORS
OK -- Continue to next step.

45. CHECK CONNECTORS
(a) Check that the connectors (on the center airbag sensor assembly side and side airbag sensor assembly RH side) are not damaged Electronic Circuit Inspection Procedure.
OK:
The connectors are not deformed or damaged.
NG -- REPAIR OR REPLACE WIRE HARNESS
OK -- Continue to next step.

46. CHECK FLOOR WIRE (FOR OPEN)
SST: 09843-18040




(a) Disconnect the connectors from the center airbag sensor assembly and the side airbag sensor assembly RH.
(b) Using SST, connect S12-4 (BBR+) and S12-3 (BBR-) of connector C.
(c) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE FLOOR WIRE
OK -- Continue to next step.

47. CHECK FLOOR WIRE (FOR SHORT)




(a) Disconnect the SST from connector C.
(b) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE FLOOR WIRE
OK -- Continue to next step.

48. CHECK FLOOR WIRE (TO B+)




(a) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(b) Turn the ignition switch to the ON position.
(c) Measure the voltage.
Standard voltage:






NG -- REPAIR OR REPLACE FLOOR WIRE
OK -- Continue to next step.

49. CHECK FLOOR WIRE (TO GROUND)




(a) Turn the ignition switch to the LOCK position.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE FLOOR WIRE
OK -- Continue to next step.

50. CHECK CONNECTION OF CONNECTORS
(a) Check that the connectors are properly connected to the center airbag sensor assembly and the side airbag sensor assembly RH.
OK:
The connectors are properly connected.
NG -- CONNECT CONNECTORS
OK -- Continue to next step.

51. CHECK CONNECTORS
(a) Check that the connectors (on the side airbag sensor assembly RH side and rear airbag sensor RH side) are not damaged Electronic Circuit Inspection Procedure.
OK:
The connectors are not deformed or damaged.
NG -- REPAIR OR REPLACE WIRE HARNESS
OK -- Continue to next step.

52. CHECK FLOOR WIRE (FOR OPEN)
SST: 09843-18040




(a) Disconnect the connectors from the side airbag sensor assembly RH and the rear airbag sensor RH.
(b) Using SST, connect S14-1 (BCR-) and S14-2 (BCR+) of connector C.
(c) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE FLOOR WIRE
OK -- Continue to next step.

53. CHECK FLOOR WIRE (FOR SHORT)




(a) Disconnect the SST from connector C.
(b) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE FLOOR WIRE
OK -- Continue to next step.

54. CHECK FLOOR WIRE (TO B+)




(a) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(b) Turn the ignition switch to the ON position.
(c) Measure the voltage.
Standard voltage:






NG -- REPAIR OR REPLACE FLOOR WIRE
OK -- Continue to next step.

55. CHECK FLOOR WIRE (TO GROUND)




(a) Turn the ignition switch to the LOCK position.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE FLOOR WIRE
OK -- Continue to next step.

56. CHECK DTC




(a) Connect the connectors to the center airbag sensor assembly and side airbag sensor assembly.
NOTICE: Do not connect the rear airbag sensor LH and the rear airbag sensor RH connector.
(b) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(c) Turn the ignition switch to the ON position, and wait for at least 60 seconds.
(d) Clear any DTCs stored in the memory DTC Check / Clear.
(e) Turn the ignition switch to the LOCK position.
(f) Turn the ignition switch to the ON position, and wait for at least 60 seconds.
(g) Check for DTCs DTC Check / Clear.
OK:
DTC B1620/21 and B1625/22 are not output.
HINT: DTCs other than B1620/21 and B1625/22 may be output at this time, but they are not related to this check.

NG -- REPLACE REAR AIRBAG SENSOR LH AND REAR AIRBAG SENSOR RH
OK -- Continue to next step.

57. CHECK SIDE AIRBAG SENSOR ASSEMBLY RH




(a) Turn the ignition switch to the LOCK position.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Connect the connectors to the rear airbag sensor LH and the rear airbag sensor RH.
(d) Replace the center airbag sensor assembly Removal.
HINT: Perform the inspection using parts from a normal vehicle when possible.
(e) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(f) Turn the ignition switch to the ON position, and wait for at least 60 seconds.
(g) Clear any DTCs stored in the memory DTC Check / Clear.
(h) Turn the ignition switch to the LOCK position.
(i) Turn the ignition switch to the ON position, and wait for at least 60 seconds.
(j) Check for DTCs DTC Check / Clear.
OK:
DTC B1620/21 and B1625/22 are not output.
HINT: DTCs other than B1620/21 and B1625/22 may be output at this time, but they are not related to this check.

NG -- REPLACE REAR AIRBAG SENSOR LH AND REAR AIRBAG SENSOR RH
OK -- END