Alarm Module: Service and Repair

2010 Honda Civic L4-1.8L CNGSECTION Service and Repair



Immobilizer-keyless Control Unit Replacement

1. Remove the driver's dashboard lower cover. Driver's Dashboard Lower Cover Removal/Installation

2. Remove the steering column covers. Steering Column Removal/Installation

3. Disconnect the 7P connector (A) from the immobilizer-keyless control unit (B).

4. Remove the two screws and the immobilizer-keyless control unit from the ignition key cylinder (C).

5. Install the immobilizer-keyless control unit in the reverse order of removal.

6. After replacement, register the immobilizer-keyless control unit, Programming and Relearning and make sure the immobilizer system works properly.





RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.