Honda Accord: Security System Alarm
The security system alarm activates when the doors, trunk, or hood are opened without the key, remote transmitter, or smart entry system.
The security alarm continues for a maximum of two minutes until the security system deactivates.
• When the security system alarm activates
The horn sounds intermittently and all of the exterior lights flash.
• To deactivate the security system alarm
Unlock the vehicle using the key, remote transmitter or smart entry remote. The system, along with the horn and flashing lights, is deactivated.
• Setting the security system alarm
The security system alarm automatically sets when the following conditions have been met:
• The ignition switch is in LOCK
,
and the key has been removed from the
ignition switch.
• The hood and trunk are closed.
• All doors are locked from outside with the key, the remote transmitter, or
smart
entry system.
• When the security system alarm sets
The security system alarm indicator in the instrument panel blinks. When the blinking interval changes after about 15 seconds, the security system is set.
• To cancel the security system alarm
The security system alarm is canceled when the vehicle is unlocked using the key, remote transmitter, smart entry system or the ignition switch is turned to ON (w*1.
The security system indicator goes off at the same time.
Do not set the security system alarm when someone is in the vehicle or a window is open. The system can accidentally activate when:
• Unlocking the door with the lock tab.
• Opening the trunk with the trunk release or the
emergency trunk opener.
If the battery goes dead after you have set the security system alarm, the security alarm may go off once the battery is recharged or replaced.
If this occurs, deactivate the security system alarm by unlocking a door using the key or remote transmitter.
Do not attempt to alter this system or add another device to it.
• Panic Mode

• The panic button on the remote transmitter
If you press the panic button for approximately one second, the following will occur for about 30 seconds:
• The horn sounds.
• Some exterior lights flash.
• Canceling panic mode
Press any button on the remote transmitter, or turn the ignition switch to ON

Immobilizer System
The immobilizer system prevents a key that has not been pre-registered from
starting the engine. Each key contains electronic transmitters that use
electronic
signals to verify the key.
Pay att ...
Opening and Closing the Windows
Opening/Closing the Power Windows
The power windows can be opened and closed when the ignition switch is in ON
, using the switches on the doors.
The driver's side switches can be used to
open ...
See also:
Using Automatic Climate Control
The automatic climate control system maintains the interior temperature you
select.
The system also selects the proper mix of heated or cooled air that will as
quickly as
possible, raise or l ...
Troubleshooting
B-CAN System Diagnosis Test Mode
A
Check the ECM/PCM for DTCs and troubleshoot .
ECM/PCM (see page 11-3) or F-CAN loss of
communication errors first, then do this diagnosis if the
symptom is related to the B-CAN system.
1. Comp ...
DTC Troubleshooting
DTC U0155: Immobilizer-keyless Control Unit
Lost Communication With Gauge Control
Module
NOTE: If you are troubleshooting multiple DTCs, be sure
to follow the instructions in B-CAN System Diagnosi ...