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Jeep Grand Cherokee 5” Trouble Shooting
Please follow all the steps in this installation manual, failure to do so might
void the product warranty and damage the factory radio
Power
2014 Jeep Grand Cherokee 5” navigation should have (2) led lights
on the module box for indication of power and data connections.
Display
No Display
1. There are two led lights at the GPS module to indicate data
and power. If led lights are OFF and radio is ON, check the
power fuse inside the black box from the main harness
2. Check all wiring connectors for any loose connection
3. Check all wiring shielding for any damage during the
installation process
4. Check all wiring for any type of damage
5. Check PCB ribbon cables for loose, misalignment, or
damage
No Touch Response
6. Check both Radio mode and NAV mode for touch responses
7. Check led lights for power and data indications
8. Check 2in1 TP/LCD IN cable for any loose connection, or
damage
9. Check PCB ribbon cables for loose, misalignment, or
damage
No GPS software loaded, touch screen alignment screen occurred
Check map SD card at GPS module, see any sign of missing,
loose, pop-out, misalignment, or damage
Sound
1. Check all cable for connections to Audio Box for loose, or damage
2. Check software volume settings, ensure volume is not muted
3. Check connections at radio for loose, damaged wires
NTV-DOC219
