Airbag - Passenger

This procedure removes and replaces the passenger airbag module in the dashboard of a 2016-2021 Honda Civic with 1.5L turbo engine. This is a safety-critical repair requiring precise torque specifications and proper SRS system handling.

Warnings

Tools required

Parts

• Passenger airbag module × 1 — Use OEM Honda part number specific to trim level
• Dashboard trim clips (if damaged) × 1 — 91512-SZ3-003

Preparation

1. Park vehicle on level surface and apply parking brake
2. Turn ignition to OFF position and remove key completely
3. Disconnect negative battery terminal and isolate cable end away from battery post
4. Wait MINIMUM 3 minutes (preferably 5 minutes) for SRS system capacitor discharge
5. Verify windows are up and all doors can be opened from outside (battery will be disconnected)
6. Document radio presets and security codes if applicable
7. Take photos of dashboard and airbag area before disassembly for reference
8. Prepare clean, padded workspace to place removed airbag module face-up

Procedure

1. 1

   Remove glove box assembly
   Open glove box and remove contents. Squeeze sides of glove box inward to release stoppers and lower past stops. Remove screws securing glove box hinge (typically two screws on each side). Disconnect glove box light connector if equipped. Remove glove box completely from dashboard.
2. 2

   Access airbag module mounting area
   With glove box removed, locate the passenger airbag module behind the upper dashboard panel. You should see the metal airbag module housing and mounting points. Use flashlight to identify the mounting bolts and electrical connector location.
3. 3

   Disconnect airbag electrical connector
   Locate the yellow SRS connector attached to the back of the airbag module. Note the connector orientation and locking mechanism. Press the locking tab and carefully disconnect the yellow connector. Do not pull on wires. Secure connector away from work area to prevent damage.
   ⚠️Ensure 3+ minutes have elapsed since battery disconnect. Never disconnect SRS connectors with battery connected.
4. 4

   Remove airbag module mounting bolts
   Locate the airbag module mounting bolts (typically four Torx bolts). Using T30 Torx bit, carefully remove all mounting bolts. Keep bolts organized as they must be torqued to exact specification during reassembly. Support the airbag module weight as you remove final bolts.
   ⚠Airbag module is heavier than it appears. Support module to prevent dropping.
   Torque spec

   Airbag Module Bolts7 Nm (5 lb-ft)
5. 5

   Remove old airbag module
   Carefully pull the airbag module forward and out of the dashboard opening. Module will slide out toward passenger compartment. Immediately place module FACE-UP on prepared clean, padded surface away from work area. Never place airbag face-down or store in hot areas.
   ⚠️Always place airbag module face-up. Face-down placement can cause serious injury if accidental deployment occurs.
6. 6

   Inspect mounting points and dashboard
   Inspect the dashboard mounting bracket for cracks, damage, or deformation. Check that all mounting threads are clean and undamaged. Inspect the airbag door seam in the dashboard for proper alignment and no cracks. Verify yellow SRS connector has no corrosion or damage to pins.
7. 7

   Prepare new airbag module
   Unpack new airbag module carefully. Verify part number matches original and is correct for vehicle VIN and trim level. Inspect new module for any shipping damage. Do not remove protective covers from mounting surfaces until ready to install. Keep module in packaging until installation.
   ⚠Verify replacement airbag part number matches vehicle specification. Incorrect module can cause system malfunction.
8. 8

   Install new airbag module
   Position new airbag module into dashboard opening. Align module with mounting holes and ensure proper orientation (TOP marking should face upward). Carefully slide module into position until flush with dashboard. Ensure no wiring is pinched behind module.
9. 9

   Install and torque mounting bolts
   Hand-thread all airbag module mounting bolts (Torx) to prevent cross-threading. Once all bolts are hand-tight, use calibrated torque wrench to tighten bolts to exactly 7.0 Nm (5.0 lb-ft) in a cross pattern. Verify each bolt reaches proper torque - do not over-torque or under-torque.
   ⚠️CRITICAL: Airbag bolts must be torqued to exact specification of 7.0 Nm. Incorrect torque can cause deployment failure or unintended deployment.
   Torque spec

   Airbag Module Bolts7 Nm (5 lb-ft)
10. 10

    Reconnect airbag electrical connector
    Align the yellow SRS connector with the airbag module connector. Press firmly until you hear and feel a positive click indicating the locking tab has engaged. Gently tug on connector (not wires) to verify it is fully locked. Route connector to prevent pinching during glove box installation.
11. 11

    Reinstall glove box assembly
    Reconnect glove box light connector if equipped. Position glove box into dashboard opening and align hinge mounting points. Install hinge screws and tighten securely but do not over-torque plastic mounting points. Test glove box operation and verify stoppers engage properly.
12. 12

    Reconnect battery and initialize system
    Reconnect negative battery terminal and torque ground bolt to specification. Do not start vehicle yet. Turn ignition to ON position (do not start engine) and observe SRS warning light on instrument cluster. Light should illuminate for approximately 6 seconds then extinguish. If light stays on or flashes, do not operate vehicle.
    ⚠SRS light behavior indicates system status. Light remaining on or flashing indicates fault requiring diagnostic scan.
    Torque spec

    Ground Bolt13 Nm (10 lb-ft)
13. 13

    Clear codes and verify system
    Connect Honda HDS or equivalent OBD-II scanner capable of SRS system access. Read all stored fault codes. Clear any deployment or disconnect codes following scanner instructions. Perform SRS system self-test per scanner procedure. Verify no active faults remain and SRS system shows ready status.
    ⚠️Vehicle is NOT safe to operate until SRS codes are cleared and system verification is complete. SRS light ON indicates airbag may not deploy in crash.

Reassembly

1. Torque all airbag module bolts to exact specification of 7.0 Nm in cross pattern
2. Ensure yellow SRS connector is fully locked with positive click
3. Verify airbag module sits flush with dashboard and alignment is correct
4. Route all wiring to avoid pinch points during glove box installation
5. Test glove box operation and light function before final verification

Verification

• SRS warning light illuminates for 6 seconds with ignition ON, then extinguishes completely
• No active SRS fault codes present when scanned with diagnostic tool
• SRS system self-test passes completely using Honda HDS or equivalent scanner
• Glove box operates smoothly and stoppers engage properly
• Dashboard airbag door seam shows proper alignment with no gaps or misalignment
• All dashboard trim panels are secure with no rattles or loose components
• Verify airbag module part number matches vehicle VIN and original specification
• Perform final test drive and verify SRS light remains OFF during normal operation
• Document repair with date, mileage, and part numbers for vehicle service records

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