Home

PANASONIC VP4R

Guided fault finding.

Update the unit to the latest firmware FIRST!!
This guide does not contain problems that were already solved with an update.


This is only for panasonic VP4R units converted by .
These units are in 2017 and later FCA vehicles.

If this guide does not provide a working solution for you, please :


What is the problem of the unit ?

Home Previous Step

If unit was just converted, it may need a full sleep cycle before it works fully.

Mostly turning ignition off, wait 5 minutes, and back on is enough.
But in some cases it can take up to 45 minutes before radio enters sleep mode.

If unit did not enter sleep after conversoion, try if this solves the issue.

If the issue solved now ?

Home Previous Step

Ok , great :-)

Home Previous Step

- Please check with a diagnostic tool like WiTech for errors and communication with the amplifier.
- Please check fuses and power lines to amplifier.

Did this solve the issue ?

Home Previous Step

Please

Home Previous Step

Ok , great :-)

Home Previous Step

- Please try to connect a different (universal) GPS antenna.
(Blue or brown-ish plug on the unit.)
or
- try unit in different car to check if problem is solved with other antenna.

Please note that it can take up to 10 minutes before position is shown.
Also the antenna must have a clear view to the sky.

Does a other antenna/car fix the issue ?

Home Previous Step

- Replace OEM GPS antenna, or place universal GPS antenna.
(be sure there is no metal obstructing it's view to the sky)

Home Previous Step

Black Screen
Is there screen always black ?
Or does it sometimes also works.

Home Previous Step

Please check the fuses and wires.
If possible try a different unit in the car.
Did this solve the issue ?

Home Previous Step

This problem can be caused by a hardware issue, or by a software issue.

- First update the unit to the latest version.
Download

Was the issue solved ?

Home Previous Step

Try to update the unit to the latest firmware.
Download

Was the issue solved ?

Home Previous Step

Ok , great :-)

Home Previous Step

- Press power button (inside of volume control)

Did this solve the issue ?

Home Previous Step

- Install config clear fix
Time needed 1 minute
Download
(extract the zip so there is a update.bin and readme.txt on the usb stick, then read the readme.txt)

This should only be needed in some cases where unit was swapped between cars.

Did this solve the issue ?

Home Previous Step

Is there a nav icon in the apps page ?

Home Previous Step

- Install Nav icon fix
Time needed 1 minute
Download
(extract the zip so there is a update.bin and readme.txt on the usb stick, then read the readme.txt)

Did this solve the issue ?

Home Previous Step

- Is unit a non-navi unit from factory ?

If not sure

Home Previous Step

Is a map usb connected ?

Home Previous Step

Connect a map usb.

Unit without nav from factory have a smaller storage.
They need to have a USB with map data connected for the nav to function.

Home Previous Step

- when usb it removed and inserted does a popup show ?

Home Previous Step

If popup shows, and after 1 minute nav is still not working. Please test with a different map usb stick.

Home Previous Step

Does music play from a usb stick on the same usb port ?

Home Previous Step

Please try with a different map USB.

Home Previous Step

There is a problem with the USB port.
Please check cables and usb hub.

For testing purposes a usb can also be connected to the back of the radio unit.
You need a small mini-usb to female usb a OTG cable for this.

Home Previous Step

Is unit a 12" 2019 model ?

Home Previous Step

- Install apps install fix
Time needed 1 minute
Download
(extract the zip so there is a update.bin and readme.txt on the usb stick, then read the readme.txt)

Please note, if the car supports performance pages you will loose this function.
Contact us in this case.

Did this solve the issue ?

Home Previous Step

Please reconnect the phone by :
- remove connection to phone in radio.
- remove connection to radio in phone.
- reset phone.
- turn off/on ignition.
- Reconnect phone.


Was the issue solved ?

Home Previous Step

- Press power button (inside of volume control)

Did this solve the issue ?

Home Previous Step

Home Previous Step

Please check this TSB.
And the instruction video about the driver profiles.

TSB link
Video

Did this solve the issue ?

Home Previous Step

If unit was just converted or updated, it may need a full sleep cycle before it works fully.

Turn off ignition and lock car for at least 60 minutes.
Then turn on ignition and check the function.

If the issue solved now ?

Home Previous Step

Please check all connections on the back on the unit, and near camera.

If possible read with wiTech and check for trouble codes.

If the issue solved now ?

Home Previous Step

Put THIS FILE on a further empty usb stick.
In the car turn on the ignition and wait till the radio has booted.
Connect the usb, and press yes to install.

Now what does it say on screen?

Home Previous Step

Press Yes to reset.
Wait for 10 minutes after the reset, with the car outside and a clear view to the sky.

Does it now get a GPS FIX ?

Home Previous Step

There is a hardware problem with the GPS receiver inside your navigation module.

Sadly you will need to send in your module to have this repaired.

Please