Jeep Wrangler
i407-WRA-JL
20210330v1
21/22
Troubleshooting Guide
Symptom
Possible Cause
Remedy
1
iPhone not working with
HDMI.
Not using Apple HDMI to Lightning
adapter.
Purchase the HDMI to Lightning adapter
directly from Apple. Not all 3rd party
adapters work the same.
Didn’t plug USB power into a 2A
source.
Do not plug into the USB from the Alpine
head unit. A third party USB adapter will
need to be used that is 2A.
2
Android phone is not working
with HDMI.
Using incorrect HDMI adapter.
If the phone has the feature to use an HDMI
adapter it must be the one purchased from
the manufacturer of the phone, not a third
party adapter.
Miracast adapter isn’t plugged into
a 2A source.
Do not plug into the USB from the Alpine
head unit. A third party USB adapter will
need to be used that is 2A.
Miracast adapter has resolution
settings that are too high.
Plug the adapter into another monitor (for
example a television in the home) and reduce
the resolution settings.
3
iDatalink website says serial
number is invalid.
Incorrect serial number is being
used.
In the i407-WRA settings confirm the serial
number. HOME/SETTINGS/GENERAL/
ABOUT/VERSION INFORMATION.
Serial number may not be in
iDatalink database.
Call ADS at 1-866-427-2999 and verify.
4
No output from RCA’s
Maestro module is flashed for
amplified system.
Re-flash module for non-amplified system.
5
Navigation voices and/or
Bluetooth audio can’t be
heard.
The vehicle has an OEM amplifier
and the warning on page 14 was
not followed.
Swap the front and rear speaker connectors
as shown on page 14.
6
Steering wheel controls aren’t
working. Vehicle data isn’t
displaying.
Maestro module was not flashed.
Flash the maestro module as shown on page
5.
Connection was not made properly.
Every harness needs to be plugged into it’s
proper place. Follow pages 14 and 15 and
ensure every connection is going exactly
where it needs to be. Make sure the CAN
IF connector did not get plugged into the
VIDEO IN/OUT port accidentally.
7
Headunit will not turn on.
One of the power wires does not
have proper voltage
Test the power wires with a digital multimeter
and trace from there.
4 pin Maestro data cable is
disconnected or damaged.
Check for proper connection or
disconnected pins.
OBD2 cable is not plugged in.
Connect OBD2 connector to the OBD2 port.
Main harness is not connected.
Check for proper connection or
disconnected pins.
8
Cannot enter SETTINGS
MENU.
Vehicle is in motion or parking
brake is not engaged.
With vehicle in (P)PARK engage the parking
brake. Release the parking brake and
engage the parking brake a second time, as
shown in the Setup Guide on page 20.
