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Honda Civic Service Manual: Under-Dash Fuse/Relay Box Removal and Installation (KA KX models without Keyless Access System)

Honda Civic Service Manual / Electrical / "Fuses Junctions and Relays" / Under-Dash Fuse/Relay Box Removal and Installation (KA KX models without Keyless Access System)

7471A0


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


1. Battery Terminal - Disconnection


1.

Make sure the ignition switch is in LOCK (0), or the vehicle ignition in the OFF mode.


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.


2. Driver's Dashboard Lower Cover

1.

Remove the driver's dashboard lower cover (A).


3. Front Door Sill Trim - 4-Door


1.

Remove the cap (A) from the front door sill trim (B).


2.

Remove the opener lock cylinder (C).




3.

Remove the screw (A).




4.

Remove the front door sill trim (A).


4. Kick Panel


1.

Pull out the front door opening seal (A) as needed.


2.

Remove the kick panel (B).


5. Under-Dash Fuse/Relay Box

1.

Disconnect the front side connectors of the under-dash fuse/relay box (A).



2.

Remove the under-dash fuse/relay box.


3.

Disconnect the back side connectors of the under-dash fuse/relay box.


4.

Carefully remove the relays using the relay puller tool.


NOTE: Do not use pliers. Pliers will damage the relays, which could cause the engine to stall or not start or cause other functions to fail.



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


NOTE: The MICU which is part of the under-dash fuse/relay box has a component of the immobilizer system. The MICU must be registered when the under-dash fuse/relay box is replaced, or the vehicle will not start.


1. Under-Dash Fuse/Relay Box

1.

Install the relays in the under-dash fuse/relay box (A).



2.

Connect the back side connectors of the under-dash fuse/relay box.


3.

Install the under-dash fuse/relay box.


4.

Connect the front side connectors of the under-dash fuse/relay box.


2. Kick Panel


1.

Install the kick panel (A).


2.

Install the front door opening seal (B).


3. Front Door Sill Trim - 4-Door

1.

Install the front door sill trim (A).




2.

Install the screw (A).





3.

Install the opener lock cylinder (A).


4.

Install the cap (B) to the front door sill trim (C).


4. Driver's Dashboard Lower Cover

1.

Install the driver's dashboard lower cover (A).


5. Battery Terminal - Reconnection


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.


6. 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.


7. Immobilizer Key - Registration

NOTE:

The HDS is required for registration of the immobilizer keys.

Programming the immobilizer also programs the keyless transmitter.

Check for aftermarket electrical equipment that can cause problems with transponder operation.

The immobilizer-keyless control unit can store up to six immobilizer keys.



Add One New Key/Keyless Transmitter


1.

Have a registered key, a new immobilizer key, and the first password from the iN system.


2.

Select IMMOBI from the SYSTEM SELECTION MENU, then select IMMOBILIZER SETUP.


3.

Select Add and Delete Keys, then Add 1 key.


4.

Do the registration according to the instructions on the HDS screen.


5.

Check if the engine can be started with the newly registered key.


6.

When prompted by the HDS, do the keyless transmitter programming.


7.

Make sure the keyless transmitter's operation works properly.



Add and Delete Key/Keyless Transmitter, Then Select Delete or Add Keys


1.

Have a registered key, a new immobilizer key, and the first password from the iN system.


2.

Select IMMOBI from the SYSTEM SELECTION MENU, then select IMMOBILIZER SETUP.


3.

Select Add and Delete Keys, or Delete or Add Multiple Keys.


4.

Do the registration according to the instructions on the HDS screen.


5.

Check if the engine can be started with the newly registered key.


6.

When prompted by the HDS, do the keyless transmitter programming.


7.

Make sure the keyless transmitter's operation works properly.



All Keys are Lost


1.

Prepare all new keys and have the immobilizer PCM code.


2.

Select IMMOBI from the SYSTEM SELECTION MENU, then select IMMOBILIZER SETUP.


3.

Select Add and Delete Keys, then ALL KEYS LOST.


4.

Do the registration according to the instructions on the HDS screen.


5.

Check if the engine can be started with the newly registered keys.


6.

When prompted by the HDS, do the keyless transmitter programming.


7.

Make sure the keyless transmitter's operation works properly.


8. Fuse/Relay System After Install - Check

1.

Confirm that all systems work properly.


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Under-Dash Fuse/Relay Box Removal and Installation (KA models with Keyless Access System)
SRS components are located in this area. Review the SRS component locations and the precautions and procedures before doing repairs or service. 1. Battery T ...

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