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

SUPPLEMENTAL RESTRAINT SYSTEMS  AIRBAG SYSTEM  B007511  Second Row Right Seat Belt Pretensioner Deployment Control Circuit Short to Ground  


DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Test Mode / Check Mode
B007511 Second Row Right Seat Belt Pretensioner Deployment Control Circuit Short to Ground
·

The airbag ECU assembly detects a short to ground in the rear pretensioner squib RH circuit for 0.5 seconds.

·

Rear seat outer belt assembly RH malfunction

·

Airbag ECU assembly malfunction


·

Harness or connector

·

Rear seat outer belt assembly RH

·

Airbag ECU assembly


Comes on Applies to check mode

WIRING DIAGRAM

B585853E18
4.896,3.083 7.146,3.49 2.25,0.406 10 false Airbag ECU Assembly 4.896,2.927 6.563,3.448 1.667,0.521 10 false O17 4.781,1.333 5.583,1.979 0.802,0.646 10 false 5 4.771,1.896 5.573,2.542 0.802,0.646 10 false 6 4.958,1.333 5.76,1.979 0.802,0.646 10 false PRR+ 4.958,1.896 5.76,2.542 0.802,0.646 10 false PRR- 0.823,2.427 2.49,2.948 1.667,0.521 10 false O4 0.823,2.604 2.156,3.188 1.333,0.583 10 false Rear Seat Outer Belt Assembly RH 2.094,1.896 2.896,2.542 0.802,0.646 10 false 2 2.083,1.333 2.885,1.979 0.802,0.646 10 false 1 1.719,1.333 2.521,1.979 0.802,0.646 10 false RR+ 1.74,1.885 2.542,2.531 0.802,0.646 10 false RR-

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


·

After replacing the airbag ECU assembly, refer to work procedure.

Click hereGeneral>SETUP>WHEN REPLACING OR REMOVING/INSTALLING PARTS>WORK PROCEDURE



HINT:
·

To perform the simulation method, enter check mode (signal check) with the GTS.

Click hereVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>AIRBAG SYSTEM>CHECK MODE PROCEDURE

·

Perform the simulation method while checking the Data List.

Click hereVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>AIRBAG SYSTEM>DATA LIST / ACTIVE TEST



PROCEDURE

1.CLEAR DTC
a.

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


b.

Clear the DTCs stored in memory.

Body Electrical > SRS Airbag > Clear DTCs
50002 444

c.

Turn the ignition switch off.


Result:
Proceed to
NEXT



NEXT

2.CHECK DTC
2.CHECK DTC
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
B007511 is output A
B007511 is not output B



A

3.CHECK CONNECTION OF CONNECTORS

B

USE SIMULATION METHOD TO CHECK

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


3.CHECK CONNECTION OF CONNECTORS
a.

Turn the ignition switch off.


b.

Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 60 seconds.


c.

Check that the connectors are properly connected to the rear seat outer belt assembly RH and airbag ECU assembly.

OK:

The connectors are properly connected.



Result:
Proceed to
OK
NG



OK

4.CHECK CONNECTORS

NG

CONNECT CONNECTORS PROPERLY

4.CHECK CONNECTORS
a.
C400937C11
0.75,1.333 0.75,1 0.75,1 0.583,1 false 1.323,1.323 1.323,0.99 1.323,0.99 1.156,0.99 false 0.417,0.906 0.729,1.104 0.313,0.198 10 false *1 0.99,0.906 1.302,1.104 0.313,0.198 10 false *3 2.198,1.031 2.51,1.229 0.313,0.198 10 false *2
*1 Rear Seat Outer Belt Assembly RH
*2 Airbag ECU Assembly
*3 Wire Harness


Disconnect the airbag ECU assembly connector.


b.

Disconnect the rear seat outer belt assembly RH connector.


c.

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

OK:

The terminals are not deformed or damaged.



d.

Check that the connectors are not loose, deformed or damaged.

OK:

The connector locking button is not disengaged, and the claw of the lock is not deformed or damaged.



e.

Check that the short springs of the activation prevention mechanism of the wire harness connector are not deformed or damaged.

OK:

The short springs are not deformed or damaged.



Result:
Proceed to
OK
NG



OK

5.CLEAR DTC

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

5.CLEAR DTC
a.
E441543C13
0.427,2.25 0.802,2.5 0.375,0.25 1.448,0.969 1.448,0.583 1.448,0.583 1.281,0.583 false 1.792,2.365 2.031,2.469 true 0.698,0.969 0.698,0.583 0.698,0.583 0.531,0.583 false 0.354,0.5 0.844,0.906 0.49,0.406 10 false *1 2.24,0.698 2.719,1.115 0.479,0.417 10 false *2 1.823,0.958 2.208,1.479 0.385,0.521 10 false A 1.667,0.958 2.156,1.438 0.49,0.479 10 false B 1.156,0.958 1.906,1.458 0.75,0.5 10 false C 0.823,0.958 1.604,1.354 0.781,0.396 10 false D 2.063,2.417 2.5,2.75 0.438,0.333 10 false SST 0.333,1.896 0.729,2.26 0.396,0.365 10 false *a 0.49,2.292 0.938,2.76 0.448,0.469 10 false O4 1.104,0.5 1.542,0.833 0.438,0.333 10 false *3
*1 Rear Seat Outer Belt Assembly RH
*2 Airbag ECU Assembly
*3 Wire Harness
*a Front view of wire harness connector
(to Rear Seat Outer Belt Assembly RH)


Connect the airbag ECU assembly connector.


b.

Connect SST (resistance: 2.1 Ω) to connector C.

CAUTION:

Never connect the tester to the rear seat outer belt assembly RH for measurement, as this may lead to a serious injury due to pretensioner deployment.


NOTICE:
·

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

·

Insert SST straight into the terminals of the connector.




SST
09843-18061  

c.

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


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

6.CHECK REAR SEAT OUTER BELT ASSEMBLY RH
6.CHECK REAR SEAT OUTER BELT ASSEMBLY 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
B007511 is not output A
B007511 is output B


HINT:

Codes other than DTC B007511 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, and wait for at least 60 seconds.


e.

Disconnect SST from connector C.



A

REPLACE REAR SEAT OUTER BELT ASSEMBLY RH

Click hereVehicle Interior>SEAT BELT>REAR SEAT OUTER BELT ASSEMBLY>REMOVAL


B

7.CHECK HARNESS AND CONNECTOR
7.CHECK HARNESS AND CONNECTOR
a.

Disconnect the airbag ECU assembly connector.


b.
E441544C20
0.51,2.219 0.896,2.438 0.385,0.219 0.542,0.969 0.542,0.635 false 1.281,0.969 1.281,0.635 false 1.448,2.208 1.958,2.625 true 1.271,2.198 0.833,2.635 true 0.479,0.448 0.792,0.604 0.313,0.156 10 false *1 2.25,0.667 2.563,0.823 0.313,0.156 10 false *2 1.229,0.458 1.542,0.615 0.313,0.156 10 false *3 0.333,1.906 0.646,2.125 0.313,0.219 10 false *a 0.615,2.24 0.99,2.458 0.375,0.219 10 false O4 1.823,0.958 2.021,1.146 0.198,0.188 10 false A 1.521,0.958 1.719,1.167 0.198,0.208 10 false B 1.01,0.958 1.208,1.135 0.198,0.177 10 false C 0.667,0.958 0.823,1.135 0.156,0.177 10 false D 0.51,2.594 1,2.792 0.49,0.198 10 false RR+ 2.031,2.583 2.406,2.76 0.375,0.177 10 false RR-
*1 Rear Seat Outer Belt Assembly RH
*2 Airbag ECU Assembly
*3 Wire Harness
*a Front view of wire harness connector
(to Rear Seat Outer Belt Assembly RH)


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

Standard Resistance:
Tester Connection Condition Specified Condition
O4-1 (RR+) - Body ground Always 1 MΩ or higher
O4-2 (RR-) - Body ground Always 1 MΩ or higher



Result:
Proceed to
OK
NG



OK

8.CLEAR DTC

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

8.CLEAR DTC
a.
C400942C09
0.875,1.292 0.875,0.958 false 0.823,0.781 1.135,0.938 0.313,0.156 10 false *1 2.219,1 2.531,1.156 0.313,0.156 10 false *2 1.802,1.281 2.115,1.438 0.313,0.156 10 false A 1.635,1.281 1.948,1.438 0.313,0.156 10 false B 1.188,1.281 1.5,1.438 0.313,0.156 10 false C 1.031,1.281 1.344,1.438 0.313,0.156 10 false D
*1 Rear Seat Outer Belt Assembly RH
*2 Airbag ECU Assembly


Connect the airbag ECU assembly connector.


b.

Connect the rear seat outer belt assembly RH connector.


c.

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


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

9.CHECK DTC
9.CHECK DTC
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
B007511 is not output A
B007511 is output B


HINT:

Codes other than DTC B007511 may be output at this time, but they are not related to this check.



A

USE SIMULATION METHOD TO CHECK

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


B

REPLACE AIRBAG ECU ASSEMBLY

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