RM38T0EC _58 Vehicle Interior _115188 SUPPLEMENTAL RESTRAINT SYSTEMS _0511913 AIRBAG SYSTEM C

SUPPLEMENTAL RESTRAINT SYSTEMS  AIRBAG SYSTEM  B009787  Right Side Restraints Sensor 2 Missing Message  


DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Test Mode / Check Mode
B009787 Right Side Restraints Sensor 2 Missing Message One of the following conditions is met:
·

The airbag ECU assembly detects a line short circuit signal, open circuit signal, short circuit to ground signal or short circuit to B+ signal in the side collision sensor RH circuit (bus 2) for 2 seconds.

·

No. 1 side airbag sensor RH malfunction

·

Airbag ECU assembly malfunction


·

Harness or connector

·

No. 1 side airbag sensor RH

·

Airbag ECU assembly


Comes on Does not apply to test/check mode

DTC Detection Conditions:
Vehicle Condition
Pattern 1 Pattern 2 Pattern 3 Pattern 4 Pattern 5 Pattern 6
Diagnosis Condition Ignition switch ON ○ ○ ○ ○ ○ ○
Malfunction Status The airbag ECU assembly detects a line short circuit signal in the side collision sensor RH circuit (bus 2). ○ - - - - -
The airbag ECU assembly detects an open circuit signal in the side collision sensor RH circuit (bus 2). - ○ - - - -
The airbag ECU assembly detects a short circuit to ground signal in the side collision sensor RH circuit (bus 2). - - ○ - - -
The airbag ECU assembly detects a short circuit to B+ signal in the side collision sensor RH circuit (bus 2). - - - ○ - -
No. 1 side airbag sensor RH malfunction - - - - ○ -
Airbag ECU assembly malfunction - - - - - ○
Detection Time 2 seconds 2 seconds 2 seconds 2 seconds 2 seconds 2 seconds
Number of Trips 1 trip 1 trip 1 trip 1 trip 1 trip 1 trip

HINT:

DTC will be output when conditions for either of the patterns in the table above are met.


WIRING DIAGRAM

C465715E04
4.781,2.927 6.49,3.365 1.708,0.438 10 false Airbag ECU Assembly 4.771,2.74 5.594,2.938 0.823,0.198 10 false O17 4.823,1.01 5.938,1.438 1.115,0.427 10 false BCR+ 5.49,1.458 6.063,1.865 0.573,0.406 10 false Interface 4.583,1.01 4.771,1.385 0.188,0.375 10 false 28 4.823,1.688 5.938,2.115 1.115,0.427 10 false BCR- 4.583,1.688 4.771,1.969 0.188,0.281 10 false 29 2.594,1.01 3.708,1.438 1.115,0.427 10 false BFR+ 2.604,1.698 3.719,2.125 1.115,0.427 10 false BFR- 3.052,1.01 4.167,1.438 1.115,0.427 10 false 2 3.052,1.698 4.167,2.125 1.115,0.427 10 false 1 1.771,1.458 2.344,1.875 0.573,0.417 10 false Interface 0.771,1.458 1.344,1.875 0.573,0.417 10 false Element 0.552,2.344 1.656,2.542 1.104,0.198 10 false O14 0.552,2.521 3.354,2.906 2.802,0.385 10 false No. 1 Side Airbag Sensor RH

CAUTION / NOTICE / HINT

NOTICE:
·

After the ignition switch is turned off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal.

Click hereGeneral>SETUP>WHEN DISCONNECTING OR RECONNECTING BATTERY TERMINAL>BEFORE DISCONNECTING BATTERY

HINT:

When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.

Click hereGeneral>SETUP>WHEN DISCONNECTING OR RECONNECTING BATTERY TERMINAL>AUTOMATIC LEARNING CHART




PROCEDURE

1.CHECK CONNECTION OF CONNECTORS
a.

Turn the ignition switch off.


b.

Disconnect the cable from the negative (-) auxiliary battery terminal.

CAUTION:

Wait at least 60 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.



c.

Check that the connectors are properly connected to the airbag ECU assembly and No. 1 side airbag sensor RH.

OK:

The connectors are properly connected.



Result:
Proceed to
OK
NG



OK

2.CHECK CONNECTORS

NG

CONNECT CONNECTORS PROPERLY

2.CHECK CONNECTORS
a.

Disconnect the connectors from the airbag ECU assembly and No. 1 side airbag sensor RH.


b.
C208245C64
1.604,1.708 1.604,1.375 false 0.573,1.208 0.823,1.417 0.25,0.208 10 false *1 2.563,0.885 2.875,1.156 0.313,0.271 10 false *2 1.563,1.719 1.833,1.99 0.271,0.271 10 false *3
*1 No. 1 Side Airbag Sensor RH
*2 Airbag ECU Assembly
*3 Wire Harness


Check that the terminals of the connectors are not deformed or damaged.

OK:

The terminals of the connectors are not deformed or damaged.



Result:
Proceed to
OK
NG



OK

3.CHECK HARNESS AND CONNECTOR (SHORT)

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

3.CHECK HARNESS AND CONNECTOR (SHORT)
a.
C341628C08
0.573,2.292 0.917,2.521 0.344,0.229 1.156,2.771 1.469,2.385 true 2.094,2.771 1.677,2.385 true 1.667,0.969 1.667,0.583 1.667,0.583 1.5,0.583 false 0.625,0.958 0.917,1.25 0.292,0.292 10 false *1 2.625,0.667 2.917,0.917 0.292,0.25 10 false *2 1.333,0.49 1.646,0.708 0.313,0.219 10 false *3 0.438,1.854 0.729,2.104 0.292,0.25 10 false *a 2.208,0.958 2.365,1.167 0.156,0.208 10 false A 1.896,0.958 2.031,1.167 0.135,0.208 10 false B 1.302,0.958 1.458,1.167 0.156,0.208 10 false C 1,0.958 1.156,1.167 0.156,0.208 10 false D 0.635,2.313 0.906,2.49 0.271,0.177 10 false O14 1.979,2.802 2.5,3.021 0.521,0.219 10 false BFR+ 0.938,2.792 1.417,3.01 0.479,0.219 10 false BFR-
*1 No. 1 Side Airbag Sensor RH
*2 Airbag ECU Assembly
*3 Wire Harness
*a Front view of wire harness connector
(to No. 1 Side Airbag Sensor RH)


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

Standard Resistance:
Tester Connection Condition Specified Condition
O14-2 (BFR+) - O14-1 (BFR-) Always 1 MΩ or higher



Result:
Proceed to
OK
NG



OK

4.CHECK HARNESS AND CONNECTOR (SHORT TO GROUND)

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

4.CHECK HARNESS AND CONNECTOR (SHORT TO GROUND)
a.
C341628C08
0.573,2.292 0.917,2.521 0.344,0.229 1.156,2.771 1.469,2.385 true 2.094,2.771 1.677,2.385 true 1.667,0.969 1.667,0.583 1.667,0.583 1.5,0.583 false 0.625,0.958 0.917,1.25 0.292,0.292 10 false *1 2.625,0.667 2.917,0.917 0.292,0.25 10 false *2 1.333,0.49 1.646,0.708 0.313,0.219 10 false *3 0.438,1.854 0.729,2.104 0.292,0.25 10 false *a 2.208,0.958 2.365,1.167 0.156,0.208 10 false A 1.896,0.958 2.031,1.167 0.135,0.208 10 false B 1.302,0.958 1.458,1.167 0.156,0.208 10 false C 1,0.958 1.156,1.167 0.156,0.208 10 false D 0.635,2.313 0.906,2.49 0.271,0.177 10 false O14 1.979,2.802 2.5,3.021 0.521,0.219 10 false BFR+ 0.938,2.792 1.417,3.01 0.479,0.219 10 false BFR-
*1 No. 1 Side Airbag Sensor RH
*2 Airbag ECU Assembly
*3 Wire Harness
*a Front view of wire harness connector
(to No. 1 Side Airbag Sensor RH)


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

Standard Resistance:
Tester Connection Condition Specified Condition
O14-2 (BFR+) - Body ground Always 1 MΩ or higher
O14-1 (BFR-) - Body ground Always 1 MΩ or higher



Result:
Proceed to
OK
NG



OK

5.CHECK HARNESS AND CONNECTOR (SHORT TO B+)

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

5.CHECK HARNESS AND CONNECTOR (SHORT TO B+)
a.

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


b.

Turn the ignition switch to ON.


c.
C341628C08
0.573,2.292 0.917,2.521 0.344,0.229 1.156,2.771 1.469,2.385 true 2.094,2.771 1.677,2.385 true 1.667,0.969 1.667,0.583 1.667,0.583 1.5,0.583 false 0.625,0.958 0.917,1.25 0.292,0.292 10 false *1 2.625,0.667 2.917,0.917 0.292,0.25 10 false *2 1.333,0.49 1.646,0.708 0.313,0.219 10 false *3 0.438,1.854 0.729,2.104 0.292,0.25 10 false *a 2.208,0.958 2.365,1.167 0.156,0.208 10 false A 1.896,0.958 2.031,1.167 0.135,0.208 10 false B 1.302,0.958 1.458,1.167 0.156,0.208 10 false C 1,0.958 1.156,1.167 0.156,0.208 10 false D 0.635,2.313 0.906,2.49 0.271,0.177 10 false O14 1.979,2.802 2.5,3.021 0.521,0.219 10 false BFR+ 0.938,2.792 1.417,3.01 0.479,0.219 10 false BFR-
*1 No. 1 Side Airbag Sensor RH
*2 Airbag ECU Assembly
*3 Wire Harness
*a Front view of wire harness connector
(to No. 1 Side Airbag Sensor RH)


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

Standard Voltage:
Tester Connection Switch Condition Specified Condition
O14-2 (BFR+) - Body ground Ignition switch ON Below 1 V
O14-1 (BFR-) - Body ground Ignition switch ON Below 1 V


Result:
Proceed to
OK
NG



d.

Turn the ignition switch off.


e.

Disconnect the cable from the negative (-) auxiliary battery terminal.

CAUTION:

Wait at least 60 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.




OK

6.CHECK HARNESS AND CONNECTOR (OPEN)

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

6.CHECK HARNESS AND CONNECTOR (OPEN)
a.

Using a service wire, connect terminals 28 (BCR+) and 29 (BCR-) of connector B.

NOTICE:

Do not forcibly insert the service wire into the terminals of the connector when connecting the wire.



b.
C442045C02
0.833,0.865 1.177,1.094 0.344,0.229 0.969,3.719 1.313,3.948 0.344,0.229 1.969,1.823 1.969,1.677 false 1.521,1.688 1.917,1.292 true 2.417,1.688 2.021,1.292 true 1.573,4.229 1.802,3.854 true 2.25,4.229 2,3.854 true 1.625,2.76 1.625,2.344 1.625,2.344 1.458,2.344 false 0.583,2.729 0.833,3 0.25,0.271 10 false *1 2.521,2.469 2.917,2.667 0.396,0.198 10 false *2 1.25,2.25 1.5,2.417 0.25,0.167 10 false *3 1.906,1.833 2.281,2 0.375,0.167 10 false *4 0.677,0.208 1.135,0.677 0.458,0.469 10 false *b 0.719,3.438 1.073,3.635 0.354,0.198 10 false *a 2.188,2.729 2.333,2.917 0.146,0.188 10 false A 1.885,2.729 2.083,2.917 0.198,0.188 10 false B 1.292,2.729 1.417,2.917 0.125,0.188 10 false C 0.979,2.729 1.167,2.917 0.188,0.188 10 false D 0.885,0.896 1.167,1.073 0.281,0.177 10 false O17 1.021,3.75 1.292,3.938 0.271,0.188 10 false O14 1.25,1.698 1.719,1.917 0.469,0.219 10 false BCR+ 2.333,1.698 2.813,1.917 0.479,0.219 10 false BCR- 2.135,4.24 2.635,4.552 0.5,0.313 10 false BFR+ 1.427,4.24 1.927,4.552 0.5,0.313 10 false BFR-
*1 No. 1 Side Airbag Sensor RH
*2 Airbag ECU Assembly
*3 Wire Harness
*4 Service Wire
*a Front view of wire harness connector
(to No. 1 Side Airbag Sensor RH)
*b Front view of wire harness connector
(to Airbag ECU Assembly)


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

Standard Resistance:
Tester Connection Condition Specified Condition
O14-2 (BFR+) - O14-1 (BFR-) Always Below 1 Ω


Result:
Proceed to
OK
NG



c.

Disconnect the service wire from connector B.



OK

7.CLEAR DTC

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

7.CLEAR DTC
a.
C238218C02
0.802,1.156 1.438,1.75 0.635,0.594 10 false *1 2.302,0.885 2.594,1.208 0.292,0.323 10 false *2 1.719,1.167 2.021,1.604 0.302,0.438 10 false B 1.875,1.167 2.271,1.625 0.396,0.458 10 false A 1.271,1.167 1.552,1.583 0.281,0.417 10 false C 1.115,1.167 1.594,1.729 0.479,0.563 10 false D
*1 No. 1 Side Airbag Sensor LH
*2 Airbag ECU Assembly


Connect the connector to the airbag ECU assembly.


b.

Interchange the No. 1 side airbag sensor RH with LH and connect the connectors.


c.

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


d.

Turn the ignition switch to ON, and wait for at least 60 seconds.


e.

Clear the DTCs stored in memory.

Body Electrical > SRS Airbag > Clear DTCs
50002 444

f.

Turn the ignition switch off.


Result:
Proceed to
NEXT



NEXT

8.CHECK NO.1 SIDE AIR BAG SENSOR RH
8.CHECK NO.1 SIDE AIR BAG SENSOR RH
a.

Turn the ignition switch to ON, and wait for at least 60 seconds.


b.

Check for DTCs.

Body Electrical > SRS Airbag > Trouble Codes
50001 444
Result:
Result Proceed to
B009787 is output A
B009287 is output B
B009287 and B009787 are not output C


HINT:

Codes other than DTCs B009287 and B009787 may be output at this time, but they are not related to this check.



c.

Turn the ignition switch off.


d.

Disconnect the cable from the negative (-) auxiliary battery terminal.

CAUTION:

Wait at least 60 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.



e.

Return the No. 1 side airbag sensor RH and LH to their original positions and connect the connectors.



A

REPLACE AIRBAG ECU ASSEMBLY

Click hereVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>CENTER AIRBAG SENSOR ASSEMBLY>REMOVAL


B

REPLACE NO.1 SIDE AIR BAG SENSOR RH

Click hereVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>SIDE AIRBAG SENSOR (for Front Door)>REMOVAL


C

USE SIMULATION METHOD TO CHECK

Click hereGeneral>INTRODUCTION>HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS>HOW TO PROCEED WITH TROUBLESHOOTING