CAUTION:
The audio unit communicates with the car-navigation unit and records the presence/non-presence of the car-navigation unit when the ignition is switched to ACC or ON (engine off or on) after connecting the negative battery cable.
If the commander switch is installed with the negative battery cable connected when the audio unit records that there is no car-navigation unit, the car-navigation unit does not operate.
For the car-navigation unit installation/removal, disconnect the negative battery cable, switch the ignition to ACC or ON (engine off or on) after the servicing is completed, and the audio unit records the presence/non-presence of the car-navigation unit.
1. Disconnect the negative battery cable..
2. Affix protective tape to the gaps between the car-navigation and lower panel as shown in the figure.

CAUTION:
Before inserting a flathead screwdriver into the gap between the car-navigation and lower panel, affix protective tape to prevent damage. Otherwise, the lower panel could be damaged by the flathead screwdriver.
3. Insert your hand from the lower side of the lower panel and press the car-navigation unit so that there is a gap on the upper side of the car-navigation unit.

4. Insert a tape-wrapped fastener remover into the gap between the lower panel and car-navigation unit.

5. Move the fastener remover to the position of the arrow shown in the figure and detach the car-navigation unit clip from the lower panel.
6. Pull out the car-navigation unit and disconnect the connectors.

7. While pressing the tabs of the clip in the direction of arrows (1) shown in the figure, press the clip in the direction of arrow (2) to detach it from the car-navigation unit.
8. Remove the clip.
9. Remove the car-navigation unit.
10. Install in the reverse order of removal..
Installation Note
Pressing the car-navigation unit when installing it could result in a malfunction. Therefore, press the panel area to install the car-navigation unit.
Car Navigation Unit
Global Positioning System (Gps) AntennaDriveline/Axle Abbreviations
AAS
Active Adaptive Shift
ABS
Antilock Brake System
ABDC
After Bottom Dead Center
ACC
Accessories
AFS
Adaptive Front Lighting System
ALC
...
Cowl Upper Plate Installation [Panel Replacement]
Symbol Mark
Installation Procedure
1. When installing new parts, measure and adjust the body as necessary to conform
with standard dimensions.
2. Drill holes for the plug welding before installing the new parts.
3. After temporarily installing new parts, make sure the related parts fit p ...
Camshaft Position (CMP) Sensor Removal/Installation
CAUTION:
When replacing the CMP sensor, make sure there is no foreign material on
it such as metal shavings. If it is installed with foreign material, the sensor
output signal will malfunction resulting from fluctuation in magnetic flux and
cause a deterioration in engine control.
...