Honda Civic Service Manual: Front Impact Sensor Removal and Installation ('12, '13: except KA KC models)

1.

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

2.

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

NOTE: Always disconnect the negative side first.

3.

Disconnect the positive cable (C) from the battery.

4.

Wait at least 3 minutes before starting work.

1.

Remove the screws (A), the bolts (B), and the clips (C, D) securing the front bumper (E).

2.

Pull out the front bumper (A) from the side spacer (B). Repeat this step on the opposite side.

3.

With the help of an assistant, pull out both sides of the front bumper (A) from the upper beam (B).

4.

With the help of an assistant, remove the front bumper (A).

1.

Disconnect the front impact sensor connector on the engine compartment wire harness.

2.

Remove the TORX bolts using a TORX T30 bit, then remove the front impact sensor (A).

1.

Install the front impact sensor (A) with the new TORX bolts using a TORX T30 bit.

2.

Connect the front impact sensor connector on the engine compartment wire harness.

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

1.

Clean the battery terminals.

2.

Connect the positive cable (A) to the battery (B).

NOTE: Always connect the positive side first.

3.

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

4.

Apply multipurpose grease to the terminals to prevent corrosion.

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.

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.

Turn the ignition switch to ON (II), and check that the SRS indicator comes on for about 6 seconds and then goes off.

1.

With the help of an assistant, install the front bumper (A).

2.

With the help of an assistant, install both sides of the front bumper (A) to the upper beam (B).

3.

Install the front bumper (A) to the side spacer (B). Repeat this step on the opposite side.

4.

Install the screws (A), the bolts (B), and the clips (C, D) securing the front bumper (E).