Part 2

SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1622/81, B1623/81, B1632/81, B1633/81, B1642/81, B1692/81, B1693/81: Lost communication with Side Airbag Sensor RH
B1693/81 - Door Side Airbag Sensor RH Initialization Incomplete - Continued

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

(c) Return the side airbag sensor LH (for rear side) and side airbag sensor RH (for rear side) to their original positions and connect the connectors.

(d) Interchange the rear airbag sensor LH with the rear airbag sensor RH and connect the connectors to them.

(e) Connect the cable to the negative (-) battery terminal.

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

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

(h) Turn the ignition switch off.

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

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

Result:

HINT
Codes other than DTCs B1623 and B1628 may be output at this time, but they are not related to this check.

C -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting

B -- REPLACE REAR AIRBAG SENSOR RH Removal

A -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY Removal

31. CHECK CONNECTORS

(a) Turn the ignition switch off.

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

(c) Check that the connectors are properly connected to the side airbag sensor RH (for rear side), rear airbag sensor RH and side airbag sensor RH (for front side). Also check that the connectors that link the floor wire and front door wire RH are properly connected.

OK:

The connectors are properly connected.

HINT
If the connectors are not connected securely, reconnect the connectors and proceed to the next inspection.

(d) Disconnect the connectors from the side airbag sensor RH (for rear side), rear airbag sensor RH and side airbag sensor RH (for front side). Also disconnect the connectors that link the floor wire and front door wire RH.

(e) Check that the terminals of the connectors are not damaged.

OK:

The terminals are not deformed or damaged.

NG -- REPLACE WIRE HARNESS
OK -- Continue to next step.

32. CHECK FLOOR WIRE (OPEN)

(a) Using SST, connect terminals 4 (BCR+) and 3 (BCR-) of connector C.

NOTICE:
Do not forcibly insert SST into the terminals of the connector when connecting.

SST : 09843-18040

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

Standard Resistance:

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

33. CHECK FLOOR WIRE (SHORT)

(a) Disconnect SST from connector C.

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

Standard Resistance:

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

34. CHECK FLOOR WIRE (SHORT TO B+)

(a) Connect the cable to the negative (-) battery terminal.

(b) Turn the ignition switch on (IG).

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

Standard Voltage:

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

35. CHECK FLOOR WIRE (SHORT TO GROUND)

(a) Turn the ignition switch off.

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

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

Standard Resistance:

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

36. CHECK WIRE HARNESS (OPEN)

(a) Connect the connectors that link the floor wire and front door wire RH.

(b) Using SST, connect terminals 2 (BDR+) and 1 (BDR-) of connector E.

NOTICE:
Do not forcibly insert SST into the terminals of the connector when connecting.

SST : 09843-18040

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

Standard Resistance:

NG -- CHECK FRONT DOOR WIRE RH (OPEN)
OK -- Continue to next step.

37. CHECK WIRE HARNESS (SHORT)

(a) Disconnect SST from connector E.

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

Standard Resistance:

NG -- CHECK FRONT DOOR WIRE RH (SHORT)
OK -- Continue to next step.

38. CHECK WIRE HARNESS (SHORT TO B+)

(a) Connect the cable to the negative (-) battery terminal.

(b) Turn the ignition switch on (IG).

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

Standard Voltage:

NG -- CHECK FRONT DOOR WIRE RH (SHORT TO B+)
OK -- Continue to next step.

39. CHECK WIRE HARNESS (SHORT TO GROUND)

(a) Turn the ignition switch off.

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

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

Standard Resistance:

NG -- CHECK FRONT DOOR WIRE RH (SHORT TO GROUND)
OK -- Continue to next step.

40. CHECK REAR AIRBAG SENSOR RH

(a) Connect the connector to the side airbag sensor RH (for rear side) and side airbag sensor RH (for front side).

(b) Interchange the rear airbag sensor LH with the rear airbag sensor RH and connect the connectors to them.

(c) Connect the cable to the negative (-) battery terminal.

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

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

(f) Turn the ignition switch off.

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

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

Result:

HINT
Codes other than DTCs B1633 and B1638 may be output at this time, but they are not related to this check.

C -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting

B -- REPLACE REAR AIRBAG SENSOR RH Removal
A -- Continue to next step.

41. CHECK SIDE AIRBAG SENSOR RH (FOR FRONT SIDE)

(a) Turn the ignition switch off.

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

(c) Return the rear airbag sensor LH and rear airbag sensor RH to their original positions and connect the connectors.

(d) Interchange the side airbag sensor LH (for front side) with the side airbag sensor RH (for front side) and connect the connectors.

(e) Connect the cable to the negative (-) battery terminal.

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

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

(h) Turn the ignition switch off.

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

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

Result:

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

(c) Return the side airbag sensor LH (for front side) and side airbag sensor RH (for front side) to their original positions and connect the connectors.

(d) Interchange the side airbag sensor LH (for rear side) with the side airbag sensor RH (for rear side) and connect the connectors.

(e) Connect the cable to the negative (-) battery terminal.

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

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

(h) Turn the ignition switch off.

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

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

Result:

HINT
Codes other than DTCs B1633 and B1638 may be output at this time, but they are not related to this check.

C -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting

B -- REPLACE SIDE AIRBAG SENSOR RH (FOR REAR SIDE) Removal

A -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY Removal

43. CHECK CONNECTORS

(a) Turn the ignition switch off.

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

(c) Check that the connectors are properly connected to the rear airbag sensor RH and side airbag sensor RH (for front side). Also check that the connectors that link the floor wire and front door wire RH are properly connected.

OK:

The connectors are properly connected.

HINT
If the connectors are not connected securely, reconnect the connectors and proceed to the next inspection.

(d) Disconnect the connectors from the rear airbag sensor RH and side airbag sensor RH (for front side). Also disconnect the connectors that link the floor wire and front door wire RH.

(e) Check that the terminals of the connectors are not damaged.

OK:

The terminals are not deformed or damaged.

NG -- REPLACE WIRE HARNESS
OK -- Continue to next step.

44. CHECK WIRE HARNESS (OPEN)

(a) Connect the connectors that link the floor wire and front door wire RH.

NG -- CHECK FRONT DOOR WIRE RH (OPEN)
OK -- Continue to next step.

45. CHECK WIRE HARNESS (SHORT)

(a) Disconnect SST from connector E.

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

Standard Resistance:

NG -- CHECK FRONT DOOR WIRE RH (SHORT)
OK -- Continue to next step.

46. CHECK WIRE HARNESS (SHORT TO B+)

(a) Connect the cable to the negative (-) battery terminal.

(b) Turn the ignition switch on (IG).

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

Standard Voltage:

NG -- CHECK FRONT DOOR WIRE RH (SHORT TO B+)
OK -- Continue to next step.

47. CHECK WIRE HARNESS (SHORT TO GROUND)

(a) Turn the ignition switch off.

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

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

Standard Resistance:

NG -- CHECK FRONT DOOR WIRE RH (SHORT TO GROUND)
OK -- Continue to next step.

48. CHECK SIDE AIRBAG SENSOR RH (FOR FRONT SIDE)

(a) Connect the connectors to the rear airbag sensor RH.

(b) Interchange the side airbag sensor LH (for front side) with the side airbag sensor RH (for front side) and connect the connectors.

(c) Connect the cable to the negative (-) battery terminal.

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

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

(f) Turn the ignition switch off.

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

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

Result:

HINT
Codes other than DTCs B1692, B1693, B1697 and B1698 may be output at this time, but they are not related to this check.

C -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting

B -- REPLACE SIDE AIRBAG SENSOR RH (FOR FRONT SIDE) Removal
A -- Continue to next step.

49. CHECK REAR AIRBAG SENSOR RH

(a) Turn the ignition switch off.

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

(c) Return the side airbag sensor LH (for front side) and side airbag sensor RH (for front side) to their original positions and connect the connectors.

(d) Interchange the rear airbag sensor LH with the rear airbag sensor RH and connect the connectors.

(e) Connect the cable to the negative (-) battery terminal.

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

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

(h) Turn the ignition switch off.

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

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

Result:

HINT
Codes other than DTCs B1692, B1693, B1697 and B1698 may be output at this time, but they are not related to this check.

C -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting

B -- REPLACE REAR AIRBAG SENSOR RH Removal

A -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY Removal

50. CHECK PRESENT DTC

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

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

Result:

HINT
Codes other than present DTCs B1622 and B1632 may be output at this time, but they are not related to this check.

B -- CHECK REAR AIRBAG SENSOR RH
A -- Continue to next step.

51. CHECK SIDE AIRBAG SENSOR RH (FOR REAR SIDE)

(a) Turn the ignition switch off.

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

(c) Interchange the side airbag sensor LH (for rear side) with the side airbag sensor RH (for rear side) and connect the connectors.

(d) Connect the cable to the negative (-) battery terminal.

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

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

(g) Turn the ignition switch off.

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

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

Result:

HINT
Codes other than DTCs B1622 and B1627 may be output at this time, but they are not related to this check.

C -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting

B -- REPLACE SIDE AIRBAG SENSOR RH (FOR REAR SIDE) Removal

A -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY Removal

52. CHECK REAR AIRBAG SENSOR RH

(a) Turn the ignition switch off.

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

(c) Interchange the rear airbag sensor LH with the rear airbag sensor RH and connect the connectors to them.

(d) Connect the cable to the negative (-) battery terminal.

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

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

(g) Turn the ignition switch off.

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

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

Result:

HINT
Codes other than DTCs B1632 and B1637 may be output at this time, but they are not related to this check.

C -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting

B -- REPLACE REAR AIRBAG SENSOR RH Removal

A -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY Removal

53. CHECK FRONT DOOR WIRE RH (OPEN)

(a) Disconnect the front door wire RH connector from the floor wire.

HINT
SST has already been inserted into connector E.

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

Standard Resistance:

NG -- REPLACE FRONT DOOR WIRE RH

OK -- REPLACE FLOOR WIRE

54. CHECK FRONT DOOR WIRE RH (SHORT)

(a) Disconnect the front door wire RH connector from the floor wire.

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

Standard Resistance:

NG -- REPLACE FRONT DOOR WIRE RH

OK -- REPLACE FLOOR WIRE

55. CHECK FRONT DOOR WIRE RH (SHORT TO B+)

(a) Turn the ignition switch off.

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

(c) Disconnect the front door wire RH connector from the floor wire.

(d) Connect the cable to the negative (-) battery terminal.

(e) Turn the ignition switch on (IG).

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

Standard Voltage:

NG -- REPLACE FRONT DOOR WIRE RH

OK -- REPLACE FLOOR WIRE

56. CHECK FRONT DOOR WIRE RH (SHORT TO GROUND)

(a) Disconnect the front door wire RH connector from the floor wire.

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

Standard Resistance:

NG -- REPLACE FRONT DOOR WIRE RH

OK -- REPLACE FLOOR WIRE