Honda Civic Service Manual: Side Impact Sensor (Second) Removal and Installation (2-door)
7521C3 LEFT REAR
7521C4 RIGHT REAR
![](images/books/497/ba3801558678acbff3e57341c7096d6f.png)
Removal
NOTE: SRS components are located in this area. Review the SRS component
locations and the precautions and procedures before doing repairs or service.
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1. |
Battery Terminal (SRS) - Disconnection |
![](images/books/497/cde212f2f3050dc01ae2aa334dd230d1.png)
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1.
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Make sure the ignition switch is in LOCK (0).
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2.
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Disconnect and isolate the negative cable and battery sensor
(A) from the battery (B).
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NOTE: Always disconnect the negative side first.
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3.
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Disconnect the positive cable (C) from the battery.
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4.
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Wait at least 3 minutes before starting work.
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![](images/books/497/c6a98160298838b4d36064d676042475.png)
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1.
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Driver's side: Remove the lower anchor cap (A).
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2.
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Driver's side: Remove the lower anchor bolt (B).
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![](images/books/497/36d18fb00aa2872addc03205024fb83e.png)
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3.
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Driver's side: Remove the cap (A).
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4.
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Driver's side: Remove the opener lock cylinder (B).
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![](images/books/497/689eab9aaeef064d9f4d4346ec2a5098.png)
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5.
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Driver's side: Remove the screw (A).
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Driver's side
![](images/books/497/09e4c345eade61029cd585a473c3924b.png)
Passenger's side
![](images/books/497/c08292aa467a0764a96d1808da908503.png)
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6.
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Remove the front door sill trim (A).
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![](images/books/497/e5e09a2411d065cbe8535a4b9df2f345.png)
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1.
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Remove the bolt (A) securing the rear seat cushion (B).
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![](images/books/497/652c22502c7b1bc027b8a1d3c6332ebb.png)
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2.
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While pushing down the rear seat cushion (A), pull the seat hook
handles (B) to release the hooks (C).
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3.
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Remove the rear seat cushion.
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4. |
Rear Seat-Back - Fold Down |
![](images/books/497/93cb1678850bcdf8a0065ca3d0894ab2.png)
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1.
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Remove the rear seat-back (A).
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5. |
Right Rear Seat-Back - Split Fold Down |
![](images/books/497/687d100d77448ea040592af3b4b47b8b.png)
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1.
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Remove the right rear seat-back (A).
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6. |
Center Pivot Bracket - Split Fold Down |
![](images/books/497/59a6f7796549f0b197b4aaef1400c303.png)
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1.
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Remove the center pivot bracket (A).
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2.
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If necessary, remove the bushing (B).
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7. |
Left Rear Seat-Back - Split Fold Down |
![](images/books/497/e88e5b87b06923550ee54f0790edada8.png)
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1.
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Remove the bolt (A) securing the left rear seat-back (B).
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![](images/books/497/f3cf4c1273728b342b6d06e475d1c51c.png)
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2.
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Extend the center seat belt (A), then remove the left rear seat-back
(B).
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8. |
Both Quarter Pillar Trims |
![](images/books/497/a513ae9d558807fe530e63c7e7f6c5e6.png)
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1.
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Remove the cap (A) and the clip (B).
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2.
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The left side is shown; repeat on the right side.
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![](images/books/497/0246a6d33b2c2b22c4225a948069011b.png)
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3.
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Lower the coat hanger hook (A), then remove the screw (B).
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4.
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The left side is shown; repeat on the right side.
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![](images/books/497/8d639edd061249f07cbb76cd28f4199c.png)
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5.
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Pull out the quarter pillar trim (A) to release the clips.
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6.
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Remove the quarter pillar trim.
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NOTE: The rear clip (B) will stay in the body.
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7.
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The left side is shown; repeat on the right side.
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![](images/books/497/5f3062bb9543d1afa0ee9fe73a41523f.png)
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8.
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Remove the rear clip (A).
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9.
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The left side is shown; repeat on the right side.
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![](images/books/497/21915f130da026ea741fa05e7373a6ef.png)
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1.
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Fold down the seat-back(s).
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2.
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From the trunk compartment, disconnect the connector (A).
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![](images/books/497/6703387f94d48e21bcc31aab51bf753d.png)
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3.
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From the trunk compartment, detach the clips (A).
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![](images/books/497/a956746856b3d7dc2d19d3df62df943c.png)
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4.
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Release the hooks (A).
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![](images/books/497/57bfa1b9dfa6ed67c629c81d7d6f0c73.png)
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5.
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Pull out both rear seat belts (A) and the rear center seat belt
(B) through the slits in the rear shelf trim (C), then remove the
rear shelf trim.
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![](images/books/497/c7cfa0f55d2c4b661b11fa657f94341a.png)
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1.
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Remove the rear side trim panel (A).
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11. |
Side Impact Sensor (Second) |
![](images/books/497/4e256b6be5de6298555e5b2b7c0f57e4.png)
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1.
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Disconnect the side impact sensor (second) connector on the floor
wire harness.
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2.
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Remove the TORX bolt using a TORX T30 bit, then remove the side
impact sensor (second) (A).
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![](images/books/497/f740376d3f9f1776a937914799e742a9.png)
Installation
NOTE: SRS components are located in this area. Review the SRS component
locations and the precautions and procedures before doing repairs or service.
|
1. |
Side Impact Sensor (Second) |
![](images/books/497/b3f125ac2ecdd9cef261c6ccba87047c.png)
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1.
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Install the side impact sensor (second) (A) with the new TORX
bolt using a TORX T30 bit.
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2.
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Connect the side impact sensor (second) connector on the floor
wire harness.
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2. |
Battery Terminal (SRS) - Reconnection |
(o.2ao.sam.
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NOTE: If the battery performs abnormally, test the battery.
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1.
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Clean the battery terminals.
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2.
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Connect the positive cable (A) to the battery (B).
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NOTE: Always connect the positive side first.
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3.
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Connect the negative cable and battery sensor (C) to the battery.
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4.
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Apply multipurpose grease to the terminals to prevent corrosion.
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![](images/books/497/7f987abb5c1fe4d2a040a9ca1bd3cb5f.png)
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1.
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Connect the HDS to the data link connector (DLC) (A) located
under the driver's side of the dashboard.
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2.
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Turn the ignition switch to ON (II).
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3.
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Make sure the HDS communicates with the vehicle. If it does not
communicate, go to the DLC circuit troubleshooting.
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1.
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Clear the DTC(s) by following the screen prompts on the HDS.
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2.
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Turn the ignition switch to LOCK (0), then wait for 10 seconds.
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5. |
Confirm Proper SRS Operation |
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Turn the ignition switch to ON (II), and check that the SRS indicator
comes on for about 6 seconds and then goes off.
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![](images/books/497/c7cfa0f55d2c4b661b11fa657f94341a.png)
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1.
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Install the rear side trim panel (A).
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![](images/books/497/4935af171bbbe309482ccde84cf94912.png)
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1.
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Slip the rear seat belts (A) and the rear center seat belt (B)
through the slits in the rear shelf trim (C).
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![](images/books/497/a956746856b3d7dc2d19d3df62df943c.png)
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2.
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Install the hooks (A).
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![](images/books/497/56b35509ee490a8941caf3d22d426ae0.png)
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3.
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Install the clips (A).
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![](images/books/497/21915f130da026ea741fa05e7373a6ef.png)
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4.
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From the trunk compartment, connect the connector (A).
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5.
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Raise the seat-back(s).
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8. |
Both Quarter Pillar Trims |
![](images/books/497/d746c1475775ecc0485ed8be5433f4d4.png)
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1.
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Install the new rear clip (A) to the quarter pillar trim (B).
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![](images/books/497/408a59497e170261f27c00a06081c99d.png)
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2.
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Fit the clips into the holes in the quarter pillar.
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3.
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Lightly push the quarter pillar trim (A) into place, then install
the trim.
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NOTE:
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![](images/books/497/ca917ac4d6580542ad28730916ef1daa.png)
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Make sure the side curtain airbag is not tucked
under the clips or the ribs.
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![](images/books/497/ca917ac4d6580542ad28730916ef1daa.png)
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Do not push too hard on the quarter pillar trim.
If you push too hard, the clip will be damaged,
and it will not hold the trim properly.
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![](images/books/497/ca917ac4d6580542ad28730916ef1daa.png)
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Gently tug on the quarter pillar trim to verify
that all clips are securely fastened.
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![](images/books/497/de012081c8dd6b669f9cee7eaebe7e3c.png)
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4.
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Install the screw (A).
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![](images/books/497/0f639d7e105283d769b5ed2b9658f662.png)
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5.
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Install the clip (A) and the cap (B).
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9. |
Left Rear Seat-Back - Split Fold Down |
![](images/books/497/fc225b79230f5d232b80f6680595c598.png)
|
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1.
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Extend the center seat belt (A), then install the pivot shaft
(B) to the center pivot bracket (C).
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![](images/books/497/e7e5ff9a3754e9415c00bad684137fa3.png)
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2.
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Install the left rear seat-back (A).
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10. |
Center Pivot Bracket - Split Fold Down |
![](images/books/497/7574d3175b364453a29d067da73b2b9c.png)
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1.
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If necessary, install the bushing (A).
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2.
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Install the center pivot bracket (B).
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11. |
Right Rear Seat-Back - Split Fold Down |
![](images/books/497/216cc669c1903ccc4b3fbc79f3797e74.png)
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1.
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Install the right rear seat-back (A).
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12. |
Rear Seat-Back - Fold Down |
![](images/books/497/bce525d8f10fcc6848293c2504fdd3f6.png)
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1.
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Install the rear seat-back (A).
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![](images/books/497/dae32ef6e9f587ba7bf1cf710d15019a.png)
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1.
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Install the hooks (A) to the rear seat cushion clips (B).
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![](images/books/497/6f310e6330dde36c0291d0de6226a8b1.png)
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2.
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Install the bolt (A) securing the rear seat cushion (B).
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Driver's side
![](images/books/497/5d890e6aceec130817cc429c89131af5.png)
Passenger's side
![](images/books/497/50e8dbd4c737ae8c2b0c008fe45ca2e5.png)
|
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1.
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Install the front door sill trim (A).
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![](images/books/497/c6fa96916f003cd52440e2b957e14bb3.png)
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2.
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Driver's side: Install the screw (A).
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![](images/books/497/b799ba0ac3e6d6d3af26b309948ef910.png)
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3.
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Driver's side: Install the opener lock cylinder (A).
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4.
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Driver's side: Install the cap (B).
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@@@
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5.
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Driver's side: Assemble the washer, the collar, and the bushing
on the lower anchor bolt as shown.
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NOTE: Apply medium strength liquid thread lock to the lower anchor
bolt before reinstallation.
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7/1s-2om-min
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6.
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Driver's side: Install the lower anchor bolt (A).
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7.
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Driver's side: Install the lower anchor cap (B).
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7521B6 LEFT FRONT
7521B7 RIGHT FRONT
NOTE: SRS components are located in this area. Review the SRS component
locations and the precautions and procedures before doing repairs or ...
See also:
Honda Civic Owners Manual. Advanced Airbags
The airbags have advanced features to help reduce the likelihood of airbag
related
injuries to smaller occupants.
The driver’s advanced airbag system includes a
seat position sensor.
Based on information from this sensor and the
severity of the impact, the advanced airbag
system dete ...