Find the navigation system’s security code and serial number label in your Owner’s Manual kit. Do not store the label in your vehicle. If you lose the label, you must first retrieve the serial number, and then obtain the code. You can find out about your serial number and security code from a dealer.

1. Turn the ignition switch to ON (II), and turn on the audio system.
► If you turn the ignition switch to ACCESSORY (I), and you will requested to enter the security code.
See step 2.
2. Enter the security code.
► If you do not enter the security code correctly after 10 tries, leave the system for one hour before trying again, or visit a dealer to have the system reset.
NOTE
:
In the U.S., you can register the security
code on Owner Link (owners.honda.com.)
.
To find information on how to retrieve the serial number and obtain the code, visit radio-navicode.honda.com.
Instruments and Controls
This section gives information about the controls and displays that contribute
to the daily operation of your vehicle. All the essential controls are within easy
reach. ...
Fuse Locations
INTERIOR FUSE BOX
UNDER-HOOD FUSE BOXES
Primary Fuse Box
Secondary Fuse Box (On the battery)
...
Rectifier Test
Check for continuity in each direction, between the B terminal and P terminals,
and between the E terminal and P terminals of each diode pair. All diodes should
have continuity in only one ...