Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM10000000289VA
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [11/2022 -           ]
Title: SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM: B00B513; Driver Seat Track Position Restraints Sensor Circuit Open; 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]

DTC

B00B513

Driver Seat Track Position Restraints Sensor Circuit Open

DESCRIPTION

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Warning Indicate

DTC Output from

Priority

Test Mode / Check Mode

B00B513

Driver Seat Track Position Restraints Sensor Circuit Open

for TMC Made

  • The airbag sensor assembly detects a line open circuit signal in the seat position sensor circuit for 2 seconds.
  • Seat position sensor (front seat adjuster assembly LH) malfunction
  • Airbag sensor assembly malfunction

for TMMMS Made

  • The airbag sensor assembly detects a line open circuit signal in the seat position sensor circuit for 2 seconds.
  • Seat position sensor (separate type front seat cushion spring assembly LH) malfunction
  • Airbag sensor assembly malfunction

for TMC Made

  • Harness or connector
  • Seat position sensor (front seat adjuster assembly LH)*1
  • Front seat inner belt assembly LH
  • Airbag sensor assembly

for TMMMS Made

  • Harness or connector
  • Seat position sensor (separate type front seat cushion spring assembly LH)*2
  • Front seat inner belt assembly LH
  • Airbag sensor assembly

Comes on

SRS Airbag

A

Does not apply to test/check mode

  • *1: The seat position sensor is built into the front seat adjuster assembly LH.
  • *2: The seat position sensor is built into the separate type front seat cushion spring assembly LH.

WIRING DIAGRAM

for TMC Made Manual Seat:
for TMC Made Power Seat:
for TMMMS Made Manual Seat:
for TMMMS Made Power Seat:

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 here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; 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 here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]; SETUP: WHEN DISCONNECTING OR RECONNECTING BATTERY TERMINAL: AUTOMATIC LEARNING CHART

  • After replacing the airbag sensor assembly, refer to work procedure.

    Click here 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 - 03/2023]; SETUP: WHEN REPLACING OR REMOVING/INSTALLING PARTS: WORK PROCEDURE 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [03/2023 - 08/2023]; SETUP: WHEN REPLACING OR REMOVING/INSTALLING PARTS: WORK PROCEDURE 2024 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [08/2023 -        ]; SETUP: WHEN REPLACING OR REMOVING/INSTALLING PARTS: WORK PROCEDURE

PROCEDURE

1.

CHECK VEHICLE CONDITION

(a) Choose the model to be inspected.

Result

Proceed to

for TMC Made Manual Seat

A

for TMC Made Power Seat

B

for TMMMS Made Manual Seat

C

for TMMMS Made Power Seat

D

B

GO TO STEP 10

C

GO TO STEP 19

D

GO TO STEP 27

A

2.

CHECK CONNECTION OF CONNECTORS

Pre-procedure1

(a) Turn the ignition switch off.

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

Procedure1

(c) Check that the connectors are properly connected to the airbag sensor assembly and seat position sensor (front seat adjuster assembly LH).

OK:

The connectors are properly connected.

Post-procedure1

(d) None

NG

CONNECT CONNECTORS PROPERLY

OK

3.

CHECK CONNECTORS

Pre-procedure1

(a) Disconnect the airbag sensor assembly connector.

*1

Seat Position Sensor (Front Seat Adjuster Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

(b) Disconnect the seat position sensor connector.

Procedure1

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

OK:

The terminals are not deformed or damaged.

Post-procedure1

(d) None

NG

REPLACE FRONT SEAT INNER BELT ASSEMBLY LH OR REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

4.

CHECK SEAT POSITION SENSOR CIRCUIT (CHECK FOR OPEN IN THE CIRCUIT)

Pre-procedure1

(a) Using a service wire, connect terminals 27 (LSP+) and 24 (GNDL) of connector B.

NOTICE:

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

*1

Seat Position Sensor (Front Seat Adjuster Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

*a

Front view of wire harness connector

(to Seat Position Sensor (Front Seat Adjuster Assembly LH))

*b

Front view of wire harness connector

(to Airbag Sensor Assembly)

Procedure1

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

z20-1 (GND) - z20-2 (VS)

Always

Below 1 Ω

Post-procedure1

(c) Disconnect the service wire from connector B.

NG

GO TO STEP 7

OK

5.

CLEAR DTC

Pre-procedure1

(a) Using a service wire, connect terminals 1 (GND) and 2 (VS) of connector E.

NOTICE:

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

*1

Seat Position Sensor (Front Seat Adjuster Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

*a

Front view of wire harness connector

(to Seat Position Sensor (Front Seat Adjuster Assembly LH))

(b) Connect the airbag sensor assembly 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.

Procedure1

(e) Clear the DTCs stored in memory.

Body Electrical > SRS Airbag > Clear DTCs

Post-procedure1

(f) Turn the ignition switch off.

NEXT

6.

CHECK DTC

Pre-procedure1

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

Procedure1

(b) Check for DTCs.

Body Electrical > SRS Airbag > Trouble Codes

Result

Proceed to

B00B513 is output

A

B00B513 is not output

B

HINT:

Codes other than DTC B00B513 may be output at this time, but they are not related to this check.

Post-procedure1

(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 the service wire from connector E.

A

REPLACE AIRBAG SENSOR ASSEMBLY

B

REPLACE SEAT POSITION SENSOR (FRONT SEAT ADJUSTER ASSEMBLY LH)

7.

CHECK CONNECTION OF CONNECTORS

(a) Check that the connectors are properly connected to the front seat inner belt assembly LH.

OK:

The connectors are properly connected.

NG

CONNECT CONNECTORS PROPERLY

OK

8.

CHECK CONNECTORS

Pre-procedure1

(a) Disconnect the front seat inner belt assembly LH connector.

*1

Seat Position Sensor (Front Seat Adjuster Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

Procedure1

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

OK:

The terminals are not deformed or damaged.

Post-procedure1

(c) None

NG

REPLACE FRONT SEAT INNER BELT ASSEMBLY LH OR REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

9.

CHECK HARNESS AND CONNECTOR (FRONT SEAT INNER BELT ASSEMBLY LH - AIRBAG SENSOR ASSEMBLY)

Pre-procedure1

(a) Using a service wire, connect terminals 27 (LSP+) and 24 (GNDL) of connector B.

NOTICE:

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

Procedure1

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

O23-4 (LSP+) - O23-3 (LSP-)

Always

Below 1 Ω

Result:

Proceed to

OK

NG

*1

Seat Position Sensor (Front Seat Adjuster Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

*a

Front view of wire harness connector

(to Front Seat Inner Belt Assembly LH)

*b

Front view of wire harness connector

(to Airbag Sensor Assembly)

Post-procedure1

(c) Disconnect the service wire from connector B.

OK

REPLACE FRONT SEAT INNER BELT ASSEMBLY LH

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

10.

CHECK CONNECTION OF CONNECTORS

Pre-procedure1

(a) Turn the ignition switch off.

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

Procedure1

(c) Check that the connectors are properly connected to the airbag sensor assembly and seat position sensor (front seat adjuster assembly LH).

OK:

The connectors are properly connected.

Post-procedure1

(d) None

NG

CONNECT CONNECTORS PROPERLY

OK

11.

CHECK CONNECTORS

Pre-procedure1

(a) Disconnect the airbag sensor assembly connector.

*1

Seat Position Sensor (Front Seat Adjuster Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

(b) Disconnect the seat position sensor connector.

Procedure1

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

OK:

The terminals are not deformed or damaged.

Post-procedure1

(d) None

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

12.

CHECK SEAT POSITION SENSOR CIRCUIT (CHECK FOR OPEN IN THE CIRCUIT)

Pre-procedure1

(a) Using a service wire, connect terminals 27 (LSP+) and 24 (GNDL) of connector B.

NOTICE:

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

*1

Seat Position Sensor (Front Seat Adjuster Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

-

-

*a

Front view of wire harness connector

(to Seat Position Sensor (Front Seat Adjuster Assembly LH))

*b

Front view of wire harness connector

(to Airbag Sensor Assembly)

Procedure1

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

q10-1 (GND) - q10-2 (VS)

Always

Below 1 Ω

Post-procedure1

(c) Disconnect the service wire from connector B.

NG

GO TO STEP 15

OK

13.

CLEAR DTC

Pre-procedure1

(a) Using a service wire, connect terminals 1 (GND) and 2 (VS) of connector G.

NOTICE:

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

*1

Seat Position Sensor (Front Seat Adjuster Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

*a

Front view of wire harness connector

(to Seat Position Sensor (Front Seat Adjuster Assembly LH))

(b) Connect the airbag sensor assembly 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.

Procedure1

(e) Clear the DTCs stored in memory.

Body Electrical > SRS Airbag > Clear DTCs

Post-procedure1

(f) Turn the ignition switch off.

NEXT

14.

CHECK DTC

Pre-procedure1

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

Procedure1

(b) Check for DTCs.

Body Electrical > SRS Airbag > Trouble Codes

Result

Proceed to

B00B513 is output

A

B00B513 is not output

B

HINT:

Codes other than DTC B00B513 may be output at this time, but they are not related to this check.

Post-procedure1

(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 the service wire from connector G.

A

REPLACE AIRBAG SENSOR ASSEMBLY

B

REPLACE SEAT POSITION SENSOR (FRONT SEAT ADJUSTER ASSEMBLY LH)

15.

CHECK CONNECTION OF CONNECTORS

(a) Check that the connectors are properly connected to the front seat inner belt assembly LH.

OK:

The connectors are properly connected.

NG

CONNECT CONNECTORS PROPERLY

OK

16.

CHECK CONNECTORS

Pre-procedure1

(a) Disconnect the front seat inner belt assembly LH connector.

*1

Seat Position Sensor (Front Seat Adjuster Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

Procedure1

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

OK:

The terminals are not deformed or damaged.

Post-procedure1

(c) None

NG

REPLACE FRONT SEAT INNER BELT ASSEMBLY LH OR REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

17.

CHECK HARNESS AND CONNECTOR (SEAT POSITION SENSOR - FRONT SEAT INNER BELT ASSEMBLY LH)

Pre-procedure1

(a) Using a service wire, connect terminals 2 (LSP+) and 1 (LSP-) of connector F.

NOTICE:

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

Procedure1

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

*1

Seat Position Sensor (Front Seat Adjuster Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

-

-

*a

Front view of wire harness connector

(to Seat Position Sensor (Front Seat Adjuster Assembly LH))

*b

Front view of wire harness connector

(to Front Seat Inner Belt Assembly LH)

Standard Resistance:

Tester Connection

Condition

Specified Condition

q10-2 (VS) - q10-1 (GND)

Always

Below 1 Ω

Post-procedure1

(c) Disconnect the service wire from connector F.

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

18.

CHECK HARNESS AND CONNECTOR (FRONT SEAT INNER BELT ASSEMBLY LH - AIRBAG SENSOR ASSEMBLY)

Pre-procedure1

(a) Using a service wire, connect terminals 27 (LSP+) and 24 (GNDL) of connector B.

NOTICE:

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

Procedure1

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

*1

Seat Position Sensor (Front Seat Adjuster Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

-

-

*a

Front view of wire harness connector

(to Front Seat Inner Belt Assembly LH)

*b

Front view of wire harness connector

(to Airbag Sensor Assembly)

Standard Resistance:

Tester Connection

Condition

Specified Condition

O23-4 (LSP+) - O23-3 (LSP-)

Always

Below 1 Ω

Post-procedure1

(c) Disconnect the service wire from connector B.

OK

REPLACE FRONT SEAT INNER BELT ASSEMBLY LH

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

19.

CHECK CONNECTION OF CONNECTORS

Pre-procedure1

(a) Turn the ignition switch off.

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

Procedure1

(c) Check that the connectors are properly connected to the airbag sensor assembly and seat position sensor (separate type front seat cushion spring assembly LH).

OK:

The connectors are properly connected.

Post-procedure1

(d) None

NG

CONNECT CONNECTORS PROPERLY

OK

20.

CHECK CONNECTORS

Pre-procedure1

(a) Disconnect the airbag sensor assembly connector.

*1

Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

(b) Disconnect the seat position sensor connector.

Procedure1

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

OK:

The terminals are not deformed or damaged.

Post-procedure1

(d) None

NG

REPLACE FRONT SEAT INNER BELT ASSEMBLY LH OR REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

21.

CHECK SEAT POSITION SENSOR CIRCUIT (CHECK FOR OPEN IN THE CIRCUIT)

Pre-procedure1

(a) Using a service wire, connect terminals 27 (LSP+) and 24 (GNDL) of connector B.

NOTICE:

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

*1

Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

*a

Front view of wire harness connector

(to Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH))

*b

Front view of wire harness connector

(to Airbag Sensor Assembly)

Procedure1

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

z20-1 (GND) - z20-2 (VS)

Always

Below 1 Ω

Post-procedure1

(c) Disconnect the service wire from connector B.

NG

GO TO STEP 24

OK

22.

CLEAR DTC

Pre-procedure1

(a) Using a service wire, connect terminals 1 (GND) and 2 (VS) of connector E.

NOTICE:

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

*1

Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

*a

Front view of wire harness connector

(to Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH))

(b) Connect the airbag sensor assembly 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.

Procedure1

(e) Clear the DTCs stored in memory.

Body Electrical > SRS Airbag > Clear DTCs

Post-procedure1

(f) Turn the ignition switch off.

NEXT

23.

CHECK DTC

Pre-procedure1

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

Procedure1

(b) Check for DTCs.

Body Electrical > SRS Airbag > Trouble Codes

Result

Proceed to

B00B513 is output

A

B00B513 is not output

B

HINT:

Codes other than DTC B00B513 may be output at this time, but they are not related to this check.

Post-procedure1

(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 the service wire from connector E.

A

REPLACE AIRBAG SENSOR ASSEMBLY

B

REPLACE SEAT POSITION SENSOR (SEPARATE TYPE FRONT SEAT CUSHION SPRING ASSEMBLY LH)

24.

CHECK CONNECTION OF CONNECTORS

(a) Check that the connectors are properly connected to the front seat inner belt assembly LH.

OK:

The connectors are properly connected.

NG

CONNECT CONNECTORS PROPERLY

OK

25.

CHECK CONNECTORS

Pre-procedure1

(a) Disconnect the front seat inner belt assembly LH connector.

*1

Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

Procedure1

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

OK:

The terminals are not deformed or damaged.

Post-procedure1

(c) None

NG

REPLACE FRONT SEAT INNER BELT ASSEMBLY LH OR REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

26.

CHECK HARNESS AND CONNECTOR (FRONT SEAT INNER BELT ASSEMBLY LH - AIRBAG SENSOR ASSEMBLY)

Pre-procedure1

(a) Using a service wire, connect terminals 27 (LSP+) and 24 (GNDL) of connector B.

NOTICE:

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

Procedure1

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

O23-4 (LSP+) - O23-3 (LSP-)

Always

Below 1 Ω

Result:

Proceed to

OK

NG

*1

Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

*a

Front view of wire harness connector

(to Front Seat Inner Belt Assembly LH)

*b

Front view of wire harness connector

(to Airbag Sensor Assembly)

Post-procedure1

(c) Disconnect the service wire from connector B.

OK

REPLACE FRONT SEAT INNER BELT ASSEMBLY LH

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

27.

CHECK CONNECTION OF CONNECTORS

Pre-procedure1

(a) Turn the ignition switch off.

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

Procedure1

(c) Check that the connectors are properly connected to the airbag sensor assembly and seat position sensor (separate type front seat cushion spring assembly LH).

OK:

The connectors are properly connected.

Post-procedure1

(d) None

NG

CONNECT CONNECTORS PROPERLY

OK

28.

CHECK CONNECTORS

Pre-procedure1

(a) Disconnect the airbag sensor assembly connector.

*1

Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

(b) Disconnect the seat position sensor connector.

Procedure1

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

OK:

The terminals are not deformed or damaged.

Post-procedure1

(d) None

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

29.

CHECK SEAT POSITION SENSOR CIRCUIT (CHECK FOR OPEN IN THE CIRCUIT)

Pre-procedure1

(a) Using a service wire, connect terminals 27 (LSP+) and 24 (GNDL) of connector B.

NOTICE:

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

*1

Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

-

-

*a

Front view of wire harness connector

(to Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH))

*b

Front view of wire harness connector

(to Airbag Sensor Assembly)

Procedure1

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

q10-1 (GND) - q10-2 (VS)

Always

Below 1 Ω

Post-procedure1

(c) Disconnect the service wire from connector B.

NG

GO TO STEP 32

OK

30.

CLEAR DTC

Pre-procedure1

(a) Using a service wire, connect terminals 1 (GND) and 2 (VS) of connector G.

NOTICE:

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

*1

Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

*a

Front view of wire harness connector

(to Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH))

(b) Connect the airbag sensor assembly 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.

Procedure1

(e) Clear the DTCs stored in memory.

Body Electrical > SRS Airbag > Clear DTCs

Post-procedure1

(f) Turn the ignition switch off.

NEXT

31.

CHECK DTC

Pre-procedure1

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

Procedure1

(b) Check for DTCs.

Body Electrical > SRS Airbag > Trouble Codes

Result

Proceed to

B00B513 is output

A

B00B513 is not output

B

HINT:

Codes other than DTC B00B513 may be output at this time, but they are not related to this check.

Post-procedure1

(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 the service wire from connector G.

A

REPLACE AIRBAG SENSOR ASSEMBLY

B

REPLACE SEAT POSITION SENSOR (SEPARATE TYPE FRONT SEAT CUSHION SPRING ASSEMBLY LH)

32.

CHECK CONNECTION OF CONNECTORS

(a) Check that the connectors are properly connected to the front seat inner belt assembly LH.

OK:

The connectors are properly connected.

NG

CONNECT CONNECTORS PROPERLY

OK

33.

CHECK CONNECTORS

Pre-procedure1

(a) Disconnect the front seat inner belt assembly LH connector.

*1

Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

Procedure1

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

OK:

The terminals are not deformed or damaged.

Post-procedure1

(c) None

NG

REPLACE FRONT SEAT INNER BELT ASSEMBLY LH OR REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

34.

CHECK HARNESS AND CONNECTOR (SEAT POSITION SENSOR - FRONT SEAT INNER BELT ASSEMBLY LH)

Pre-procedure1

(a) Using a service wire, connect terminals 2 (LSP+) and 1 (LSP-) of connector F.

NOTICE:

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

Procedure1

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

*1

Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

-

-

*a

Front view of wire harness connector

(to Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH))

*b

Front view of wire harness connector

(to Front Seat Inner Belt Assembly LH)

Standard Resistance:

Tester Connection

Condition

Specified Condition

q10-2 (VS) - q10-1 (GND)

Always

Below 1 Ω

Post-procedure1

(c) Disconnect the service wire from connector F.

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

35.

CHECK HARNESS AND CONNECTOR (FRONT SEAT INNER BELT ASSEMBLY LH - AIRBAG SENSOR ASSEMBLY)

Pre-procedure1

(a) Using a service wire, connect terminals 27 (LSP+) and 24 (GNDL) of connector B.

NOTICE:

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

Procedure1

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

*1

Seat Position Sensor (Separate Type Front Seat Cushion Spring Assembly LH)

*2

Front Seat Inner Belt Assembly LH

*3

Airbag Sensor Assembly

*4

Wire Harness

*5

Service Wire

-

-

*a

Front view of wire harness connector

(to Front Seat Inner Belt Assembly LH)

*b

Front view of wire harness connector

(to Airbag Sensor Assembly)

Standard Resistance:

Tester Connection

Condition

Specified Condition

O23-4 (LSP+) - O23-3 (LSP-)

Always

Below 1 Ω

Post-procedure1

(c) Disconnect the service wire from connector B.

OK

REPLACE FRONT SEAT INNER BELT ASSEMBLY LH

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR