Honda Civic manuals

Honda Civic Service Manual: Front Passenger's Weight Sensor Removal and Installation ('13-'14: 2-door)

Honda Civic Service Manual / Body / Restraints / Restraints Control / Occupant Classification System / Front Passenger's Weight Sensor Removal and Installation ('13-'14: 2-door)

SRS components are located in this area. Review the SRS component locations and the precautions and procedures before doing repairs or service.

NOTE: The front passenger's weight sensor is part of the seat frame and must be replaced as an assembly.
1. Battery Terminal (SRS) - Disconnection

1.

Make sure the ignition switch is in LOCK (0).

2.

Disconnect and isolate the negative cable with the battery sensor (A) from the battery.

NOTE:

Always disconnect the negative side first.

To protect the battery sensor connector (B) from damage, do not hold it when removing the negative terminal.

Do not disconnect the battery sensor from the negative terminal (C).

3.

Disconnect the positive cable (D) from the battery.

4.

Wait at least 3 minutes before starting work.
2. Front Seat Belt Lower Anchor - Passenger's Side

2-door

1.

Remove the lower anchor bolt (A).

4-door

1.

Remove the anchor cover (A).

2.

Remove the lower anchor bolt (A).
3. Head Restraint - Passenger's Side

1.

Remove the head restraint (A).
4. Front Seat - Passenger's Side

2-door

4-door

1.

Remove both seat track end covers (A).

2.

Remove the seat mounting front bolts (A).

3.

Remove the seat mounting rear bolts (A).

4.

Disconnect the connectors (A).
5. Front Seat Recline Cover - Passenger's Side

1.

2-door: Remove the rear seat access knob (A).

2.

Remove the recline knob (A).

3.

Remove the recline cover (B).
6. Front Seat Center Cover - Passenger's Side

1.

Remove the center cover (A).
7. Front Seat Cushion - Passenger's Side

2-door

4-door

1.

Release the hooks (A).

2.

With seat heater: Disconnect the connector (B).

3.

With seat heater: Detach the harness clip (C).

4.

With seat heater: Release the holders (D).

5.

Release the Velcro fasteners (A).

6.

Release the hook strips (A).

7.

Release the hook strips (A).

8.

Remove the seat cushion cover/pad (A).
8. Front Seat-Back as Needed - Passenger's Side

2-door

4-door

1.

Release the strap(s) (A).

2-door

4-door

2.

Remove the connectors (A).

3.

Detach the harness clips (B).

4.

Release the holders (C).

5.

Unzip the seat-back cover (A).

6.

Release the hook strip (B).

7.

Release the hook strips (A).

8.

Detach the harness clips (A).

9.

Pull out the harness (B).

10.

Release airbag attachment wires A and B.

11.

For some models: Remove the cover (A).

12.

For some models: Disconnect the connectors (A).

13.

Release the hooks (A).

14.

Detach the harness clips (B).
9. Head Restraint Guide - Passenger's Side

1.

Remove the head restraint guides (A).
10. Front Seat-Back Cover/Pad - Passenger's Side

1.

Remove the seat-back cover/pad (A).
11. Side Airbag

1.

Remove the side airbag (A).
12. Front Passenger's Weight Sensor Unit

1.

Remove the front passenger's weight sensor unit (A).
13. Front Seat Belt Buckle - Passenger's Side

1.

Detach the connecter clip (A) and the harness clip(s) (B).

2.

Remove the seat belt buckle (A).
14. Front Seat Frame - Passenger's Side

1.

2-door: Remove the front rail cover (A).

2.

2-door: Remove both rear rail covers (A).

3.

Remove the recline inner covers (A).

4.

Remove the upper rail covers (A).

2-door

4-door

5.

Detach the connecter clips (A) and the harness clips (B).

6.

Remove the wire ties (C).

7.

Disconnect the connectors (D).
15. Front Passenger's Seat Frame/Front Passenger's Weight Sensors

1.

Remove the front passenger's seat frame/front passenger's weight sensors as an assembly.

SRS components are located in this area. Review the SRS component locations and the precautions and procedures before doing repairs or service.

NOTE:

Be sure to install the harness wires so they are not pinched or interfering with other parts.

The front passenger's weight sensor is part of the seat frame and must be replaced as an assembly.
1. Front Passenger's Seat Frame/Front Passenger's Weight Sensors

1.

Install the front passenger's seat frame/front passenger's weight sensors as an assembly.
2. Front Seat Frame - Passenger's Side

2-door

4-door

1.

Install the connecter clips (A) and the harness clips (B).

2.

Install the wire ties (C).

3.

Connect the connectors (D).

4.

Install the recline inner covers (A).

5.

Install the upper rail covers (A).

6.

2-door: Install the front rail cover (A).

7.

2-door: Install both rear rail covers (A).
3. Front Seat Belt Buckle - Passenger's Side

1.

Assemble the washers and the collar on the center anchor bolt as shown.

NOTE:

Apply medium strength liquid thread lock to the center anchor bolt before reinstallation.

Tighten the bolts by hand first, then tighten to the specified torque.

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2.

Install the seat belt buckle (A).

3.

Install the connecter clip (A) and the harness clip(s) (B).
4. Front Passenger's Weight Sensor Unit

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NOTE:

Be sure to install the harness so that they are not pinched or interfering with other parts.

Make sure that the seat-back cover/pad is installed properly. Improper installation may prevent proper deployment.

1.

Install the front passenger's weight sensor unit (A).
5. Side Airbag

NOTE:

If the side airbag lid is secured with tape, remove the tape.

Do not open the lid on the side airbag cover.

Make sure that the seat-back cover/pad is installed properly. Improper installation may prevent proper deployment.

Be sure to install the harness so that they are not pinched or interfering with other parts.

1.

Install the side airbag (A), then tighten the new mounting nuts.

2.

Install the clip (B).
6. Front Seat-Back Cover/Pad - Passenger's Side

1.

Install the seat-back cover/pad (A).
7. Head Restraint Guide - Passenger's Side

1.

Install the head restraint guides (A).
8. Front Seat-Back As Needed - Passenger's Side

1.

Install the hooks (A).

2.

Install the harness clips (B).

3.

For some models: Connect the connectors (A).

4.

For some models: Install the cover (A).

5.

Install airbag attachment wires A and B.

6.

Install the harness (A) through the hole (B).

7.

Install the harness clip (C).

8.

Install the hook strips (A).

9.

Install the hook strip (A).

10.

Zip the seat-back cover (B).

2-door

4-door

11.

Install the connector clip (A).

12.

Install the harness clip (B).

13.

Install the holders (C).

2-door

4-door

14.

Install the strap(s) (A).
9. Front Seat Cushion - Passenger's Side

1.

Install the seat cushion cover/pad (A).

2.

Install the hook strips (A).

3.

Install the hook strips (A).

4.

Install the Velcro fasteners (A).

5.

With seat heater: Install the holders (A).

6.

With seat heater: Install the harness clip (B).

7.

With seat heater: Connect the connecter (C).

8.

Install the hooks (D).
10. Front Seat Center Cover - Passenger's Side

1.

Install the center cover (A).
11. Front Seat Recline Cover - Passenger's Side

1.

Install the recline cover (A).

2.

Install the recline knob (B).

3.

2-door: Install the rear seat access knob (A).
12. Front Seat Assembly - Passenger's Side

1.

Connect the connectors (A).

Front side

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Rear side

2.

Install the seat mounting bolts (A).

NOTE:

Tighten the bolts by hand first, then tighten them to specified torque.

Tighten the seat mounting bolts to the specified torque in the sequence shown. Slide the seat all the way back and tighten 1 and 2, then slide it forward and tighten 3 and 4.

2-door

4-door

3.

Install both seat track end covers (A).
13. Head Restraint - Passenger's Side

1.

Install the head restraint (A).
14. Front Seat Belt Lower Anchor - Passenger's Side

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2-door

1.

Assemble the washer, the collar, and the bushing on the lower anchor bolt as shown.

NOTE: Apply medium strength liquid thread lock to the lower anchor bolt before reinstallation.

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2.

Install the lower anchor bolt (A).

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4-door

1.

Install the lower anchor bolt (A).

2.

Install the anchor cover (A).
15. Battery Terminal (SRS) - Reconnection

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NOTE: If the battery performs abnormally, test the battery.

1.

Clean the battery terminals.

2.

Connect the positive cable (A) to the battery.

NOTE: Always connect the positive side first.

3.

Connect the negative cable and the battery sensor (B) to the battery.

NOTE: To protect the battery sensor connector (C) from damage, do not hold it when installing the negative terminal.

4.

Apply multipurpose grease to the terminals to prevent corrosion.
16. HDS DLC - Connection

1.

Connect the HDS to the data link connector (DLC) (A) located under the driver's side of the dashboard.

2.

Turn the ignition switch to ON (II).

3.

Make sure the HDS communicates with the vehicle. If it does not communicate, go to the DLC circuit troubleshooting.
17. DTC - Clear

1.

Clear the DTC(s) by following the screen prompts on the HDS.

2.

Turn the ignition switch to LOCK (0), then wait for 10 seconds.
18. Front Passenger's Weight Sensor - Initialize

Front Passenger's Weight Sensor Initialization

NOTE:

Before initializing the front passenger's weight sensor, clear the DTCs.

Before initializing the front passenger's weight sensor, make sure the battery is fully charged.

Make sure all components of the front passenger's seat are correctly installed.

Make sure nothing is on the front passenger's seat, including aftermarket seat covers or mats.

Make sure there is nothing in the front passenger's seat-back pocket.

Keep the windows and the moonroof closed (if equipped).

Do all initialization procedures, except test-driving, in the service bay.

Make sure the vehicle is on level ground.

Dehumidify inside of the vehicle with A/C.

Do not touch the front passenger's seat during the initialization.

Do not expose the front passenger's seat to sudden temperature changes.

1.

Position the front passenger's seat all the way rearward, and adjust the seat-back to the forward most position. Do not move the seat from this position until the initialization is completed.

2.

Drive the vehicle, and accelerate to 22 mph (36 km/h), then stop on level ground.

3.

2-door: From the HDS Main Menu, select SRS, then INITIALIZATION. In the INITIALIZATION Menu, select SWS Initialization. Follow the prompts until the front passenger's weight sensor initialization has been completed.

4.

4-door: From SRS of the HDS Main Menu, select SWS, then Adjustment. In the Adjustment Menu, select SWS Initialization. Follow the prompts until the front passenger's weight sensor initialization has been completed.

5.

Turn the ignition switch to LOCK (0).
19. Front Passenger's Weight Sensor Unit - Operation Check

Front Passenger's Weight Sensor Unit Operation Check

Make sure all the components of the front passenger's seat are correctly installed.

Position the front passenger's seat all the way rearward, and adjust the seat-back to the forward most position. Do not move the seat from this position until the output check is completed.

Make sure nothing is on the front passenger's seat, including aftermarket seat covers or mats.

Make sure there is nothing in the front passenger's seat-back pocket.

Keep the windows and the moonroof closed (if equipped).

Do all initialization procedures, except test-driving, in the service bay.

Make sure the vehicle is on level ground.

Dehumidify inside of the vehicle with A/C.

Do not touch the front passenger's seat during the operation check.

Do not expose the front passenger's seat to sudden temperature changes.

Make sure all aftermarket devices (amplifiers, fluorescent light, air purifiers, CB or HAM radios, etc.) are turned off.

1.

2-door: From the HDS Main Menu, select SRS, then Inspection. In the Inspection Menu, select AFTER REPLACING FRONT PASSENGER'S SEAT COMPONENT(S). Follow the prompts until the front passenger's weight sensor unit operation check has been completed.

2.

4-door: From SRS of the HDS Main Menu, select SWS, then Inspection. In the Inspection Menu, select AFTER REPLACING FRONT PASSENGER'S SEAT COMPONENT(S). Follow the prompts until the front passenger's weight sensor unit operation check has been completed.

3.

Turn the ignition switch to LOCK (0).
20. Confirm Proper SRS Operation

Turn the ignition switch to ON (II), and check that the SRS indicator comes on for about 6 seconds and then goes off.
Occupant Classification System
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Front Passenger's Weight Sensor Unit Operation Check ('13-'14)
1. After Replacing Front Passenger's Seat Component(s) - Check After Replacing Front Passenger's Seat Component(s) ...

See also:

Honda Civic Owners Manual. VSA Operation
When VSA activates, you may notice that the engine does not respond to the accelerator. You may also notice some noise from the hydraulic system. You will also see the indicator blink. Vehicle Stability Assist (VSA), aka Electronic Stability Control (ESC), System VSA may ...

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