Prius Dlc3 Connector Where

Airbag Sensor Assembly

DLC3

DTC B0137/71

DLC3

CG TC

HG1G17

HG2139 ABG119 H1G6GG HG1G84

CG TC

HG1G17

HG2139 ABG119 H1G6GG HG1G84

PREPARATION:

(a) Connect the connector to the airbag sensor assembly.

(b) Using a service wire, connect PL+ and PL- of the connector (on the seat belt pretensioner (LH) side) between the seat belt pretensioner (LH) and the airbag sensor assembly.

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

CHECK:

(a) Turn the ignition switch to ON, and wait at least for 20 seconds.

(b) Clear the DTC stored in memory (See step 5 on page DI-509).

(c) Turn the ignition switch to LOCK, and wait at least for 20 seconds.

(d) Turn the ignition switch to ON, and wait at least for 20 seconds.

DTC B0137/71 is not output.

HINT:

Codes other than code B0137/71 may be output at this time, but they are not relevant to this check.

H10631

Airbag

Sensor

Assembly

DLC3

DLC3

CG TC

HQ1Q1B

ABQ11B ABQ119 H1Q6QQ HQ1QB4

DTC B0137/71

CG TC

HQ1Q1B

ABQ11B ABQ119 H1Q6QQ HQ1QB4

PREPARATION:

(a) Turn the ignition switch to LOCK.

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

(c) Connect the seat belt pretensioner (LH) connector.

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

CHECK:

(a) Turn the ignition switch to ON, and wait at least for 20 seconds.

(b) Clear the DTC stored in memory (See step 5 on page DI-509).

(c) Turn the ignition switch to LOCK, and wait at least for 20 seconds.

(d) Turn the ignition switch to ON, and wait at least for 20 seconds.

DTC B0137/71 is not output.

HINT:

Codes other than code B0137/71 may be output at this time, but they are not relevant to this check.

H10632

From the results of the above inspection, the malfunctioning part can now be considered normal. To make sure of this, use the simulation method to check. If the malfunctioning part can not be detected by the simulation method, replace all SRS components including the wire harness.

DI6PQ-10

DTC

B0138/72

Short in P/T Squib (LH) Circuit (to B+)

circuit description

The P/T squib (LH) circuit consists of the airbag sensor assembly and seat belt pretensioner (LH). It causes the SRS to deploy when the SRS deployment conditions are satisfied. For details of the function of each component, see OPERATION on page RS-2. DTC B0138/72 is recorded when a B+ short is detected in the P/T squib (LH) circuit.

DTC No.

DTC Detecting Condition

Trouble Area

B0138/72

• Short circuit in seat belt pretensioner (LH) wire harness (to B+)

• Airbag sensor assembly malfunction

• Seat belt pretensioner (LH)

• Airbag sensor assembly

• Wire harness

wiring diagram

See page DI-592.

inspection procedure

Airbag

Sensor

Assembly

AB0119 H01016 H08394

H08269

CHECK:

Turn the ignition switch to ON.

For the connector (on the seat belt pretensioner (LH) side) between the seat belt pretensioner (LH) and the air-bag sensor assembly, measure the voltage between PL+ and body ground.

Voltage: 0 V

Repair or replace harness or connector between seat belt pretensioner (LH) and airbag sensor assembly.

Check airbag sensor assembly.

Airbag ] Sensor Assembly

DLC3

DTC B0138/72

DLC3

HG1G17

HG2139 ABG119 H1G6GG HG1GS5

DTC B0138/72

HG1G17

HG2139 ABG119 H1G6GG HG1GS5

H10633

PREPARATION:

(a) Connect the connector to the airbag sensor assembly.

(b) Using a service wire, connect PL+ and PL- of the connector (on the seat belt pretensioner (LH) side) between the seat belt pretensioner (LH) and the airbag sensor assembly.

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

CHECK:

(a) Turn the ignition switch to ON, and wait at least for 20 seconds.

(b) Clear the DTC stored in memory (See step 5 on page DI-509).

(c) Turn the ignition switch to LOCK, and wait at least for 20 seconds.

(d) Turn the ignition switch to ON, and wait at least for 20 seconds.

DTC B0138/72 is not output.

HINT:

Codes other than code B0138/72 may be output at this time, but they are not relevant to this check.

Airbag

Sensor

Assembly

DLC3

DLC3

CG TC

HG1G1B ABG119

H1G6GG HG1GB5

DTC B0138/72

CG TC

HG1G1B ABG119

H1G6GG HG1GB5

H10634

PREPARATION:

(a) Turn the ignition switch to LOCK.

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

(c) Connect the seat belt pretensioner (LH) connector.

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

CHECK:

(a) Turn the ignition switch to ON, and wait at least for 20 seconds.

(b) Clear the DTC stored in memory (See step 5 on page DI-509).

(c) Turn the ignition switch to LOCK, and wait at least for 20 seconds.

(d) Turn the ignition switch to ON, and wait at least for 20 seconds.

DTC B0138/72 is not output.

HINT:

Codes other than code B0138/72 may be output at this time, but they are not relevant to this check.

From the results of the above inspection, the malfunctioning part can now be considered normal. To make sure of this, use the simulation method to check. If the malfunctioning part can not be detected by the simulation method, replace all SRS components including the wire harness.

DI6PR-09

DTC

B1100/31

Airbag Sensor Assembly Malfunction

CIRCUIT DESCRIPTION

The airbag sensor assembly consists of a airbag sensor, safing sensor, drive circuit, diagnosis circuit and ignition control, etc.

It receives signals from the airbag sensor, judges whether or not the SRS must be activated, and detects diagnosis system malfunction.

DTC B1100/31 is recorded when occurrence of a malfunction in the airbag sensor assembly is detected.

DTC No.

DTC Detecting Condition

Trouble Area

B1100/31

• Airbag sensor assembly malfunction

• Airbag sensor assembly

INSPECTION PROCEDURE

HINT:

When a malfunction code other than code B1100/31 is displayed at the same time, first repair the malfunction indicated by the malfunction code other than code B1100/31.

Airbag Sensor Assembly Malfunction

CHECK:

(a) Turn the ignition switch to ON.

(b) Measure the voltage between body ground and each of terminals IG1 and IG2 of the airbag sensor assembly connector.

Check that an abnormality occurs on the battery and charging system.

is DTC B1100/31 output again?

DLC3

DLC3

CG TC

ABO119 H10600 FI1394

CG TC

ABO119 H10600 FI1394

DTC B1100/31

PREPARATION:

Clear the DTC (See step 5 on page DI-509). CHECK:

(a) Turn the ignition switch to LOCK, and wait at least for 20 seconds.

(b) Turn the ignition switch to ON, and wait at least for 20 seconds.

(c) Repeat operation in step (a) and (b) at least 5 times.

Codes other than code B1100/31 may be output at this time, but they are not relevant to this check.

Using simulation method, reproduce malfunction symptoms (See page IN-30).

H10635

Replace airbag sensor assembly.

DIAA4-01

DTC

B1135/24

Half Connection in Airbag Sensor Assembly Connector

CIRCUIT DESCRIPTION

The airbag sensor assembly detects partial connection of connector.

For details of the function of each component, see OPERATION on page RS-2.

DTC B1135/24 is recorded when the airbag sensor assembly detects an open in the electrical connection check mechanism of the airbag sensor connector or in the airbag sensor circuit.

DTC No.

DTC Detecting Condition

Trouble Area

B1135/24

• Malfunction of electrical connection check mechanism of airbag sensor assembly connector

• Airbag sensor assembly malfunction

• Electrical connection check mechanism

• Airbag sensor assembly

INSPECTION PROCEDURE

Are connector of airbag sensor assembly properly connected?

Connect connectors.

Srs B1100 Toyota Celica

PREPARATION:

(a) Connect the connectors to the airbag sensor assembly.

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

CHECK:

(a) Turn the ignition switch to ON, and wait at least for 20 seconds.

(b) Clear the DTC stored in memory (See page DI-509).

(c) Turn the ignition switch to LOCK, and wait at least for 20 seconds.

(d) Turn the ignition switch to ON, and wait at least for 20 seconds.

DTC B1135/24 is not output.

HINT:

Codes other than code B1135/24 may be output at this time, but they are not relevant to this check.

From the results of the inspection, the malfunctioning part can now be considered normal. To make sure of this, use the simulation method to check.

No deformation is identified.

HINT:

Compare it with the other 2 connector pins.

Repair or replace airbag sensor assembly connector.

Replace airbag sensor assembly.

DI6PS-17

DTC

B1140/32

Side Airbag Sensor Assembly (RH)

Malfunction

CIRCUIT DESCRIPTION

The side airbag sensor assembly (RH) consists of the safing sensor, diagnosis circuit and lateral deceleration sensor, etc.

It receives signals from the lateral deceleration sensor, judges whether or not the SRS must be activated, and detects diagnosis system malfunction.

DTC B1140/32 is recorded when occurrence of a malfunction in the side airbag sensor assembly (RH) is detected.

DTC No.

DTC Detecting Condition

Trouble Area

B1140/32

• Side airbag sensor assembly (RH) malfunction

• Side airbag sensor assembly (RH)

• Airbag sensor assembly

WiRiNG DiAGRAM

Toyota Prius Dlc3

INSPECTION PROCEDURE

DLC3

CG TC

AB0119 H10600 H09528

DLC3

CG TC

DTC B1140/32

CHECK:

(a) Turn the ignition switch to ON, and wait at least for 20 seconds.

(b) Clear the DTC stored in memory (See page DI-509).

(c) Turn the ignition switch to LOCK, and wait at least for 20 seconds.

(d) Turn the ignition switch to ON, and wait at least for 20 seconds.

HINT:

Codes other than code B1140/32 may be output at this time, but they are not relevant to this check.

The malfunctioning part can now be considered normal. To make sure of this, use the simulation method to check.

Dlc3 Connector

H12032

Side Airbag Sensor Assembly (RH)

SSR+

SSR+

H01015

H16250 H01036

Airbag

Sensor

Assembly

Airbag Sensor Assembly

SSR+

SSR+

PREPARATION:

(a) Disconnect the side airbag sensor assembly (RH) connector.

(b) Using a service wire, connect SSR+ and ESR of the connector (on the side airbag sensor assembly (RH) side) between the side airbag sensor assembly (RH) and airbag sensor assembly.

CHECK:

For the connector (on the airbag sensor assembly side) between the side airbag sensor assembly (RH) and the airbag sensor assembly, measure the resistance between SSR+ and ESR. OK:

Resistance: Below 1 Q

Repair or replace harness or connector between side airbag sensor assembly (RH) and airbag sensor assembly.

H16301

Side Airbag Sensor Assembly (RH)

VUPR

H01015 H16249 H01037

VUPR

Airbag

Sensor

Assembly it G

Airbag Sensor Assembly

VUPR

VUPR

SSR-

SSR-

PREPARATION:

Using a service wire, connect VUPR and FSR of the connector (on the side airbag sensor assembly (RH) side) between the side airbag sensor assembly (RH) and airbag sensor assembly. CHECK:

For the connector (on the airbag sensor assembly side) between the side airbag sensor assembly (RH) and the airbag sensor assembly, measure the resistance between VUPR and SSR-. OK:

Resistance: Below 1 Q

Repair or replace harness or connector between side airbag sensor assembly (RH) and airbag sensor assembly.

H16302

Side Airbag Sensor Assembly (RH)

Airbag

Sensor

Assembly

Airbag Sensor Assembly

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