Auxiliary jack inspection
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Upper console.
b. Auxiliary jack/USB port.
3. Connect a commercially-available plug to the external input unit.

4. Verify that the continuity between the external input unit terminals is as indicated in the table.

If not as indicated in the table, replace the external input unit.
USB port inspection
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Upper console.
b. Auxiliary jack/USB port.
3. Insert the pins to positions UA', UB', UC', and UD' shown in the figure from the side of the USB device insertion area for the external input unit, and verify the continuity at the insertion side and terminal side of the USB device.

4. Verify that the continuity at the insertion side and terminal side of the USB device is as indicated in the table.
NOTE:
When inspecting the USB device insertion side, touch it with a paper clip or similar thin pin without directly inserting a tester into the terminals.

If not as indicated in the table, replace the external input unit.
Auxiliary Jack/Usb Port
Auxiliary Jack/Usb Port Removal/InstallationMass Air Flow (MAF) Sensor
Purpose/Function
Detects the intake airflow amount introduced into the cylinder as basic information
for mainly determining the fuel injection amount.
Detects the intake airflow amount introduced into the cylinder and inputs
it to the PCM as an intake airflow amount signal.
...
Afs Off Indicator Light
Purpose
The AFS OFF indicator light notifies the user that the AFS is stopped or
a malfunction occurs in the AFS.
Function
The AFS OFF indicator light illuminates when the AFS is stopped and flashes
when a malfunction occurs in the AFS.
Construction
When the mi ...
Speedometer
Purpose
The speedometer notifies the driver of the speed at which the vehicle is
traveling.
Function
The instrument cluster controls the speedometer needle based on the vehicle
speed signal from the PCM and displays the current vehicle speed.
Construction
An an ...