DTC Detection Logic
WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.
| DTC | Trouble diagnosis (Trouble diagnosis contents) |
Detecting condition | |
|---|---|---|---|
| U1603 | FL-DOOR TWEETER (Front left-door tweeter) |
OPEN (Open) |
Front door tweeter LH circuit is open. |
| SHORT (Short) |
Front door tweeter LH circuit is short. | ||
| GND-SHORT (Ground-short) |
Front door tweeter LH circuit is short circuit to ground. | ||
| VB-SHORT (Power supply-short) |
Front door tweeter LH circuit is short to power supply. | ||
| U160B | FR-DOOR TWEETER (Front right-door tweeter) |
OPEN (Open) |
Front door tweeter RH circuit is open. |
| SHORT (Short) |
Front door tweeter RH circuit is short. | ||
| GND-SHORT (Ground-short) |
Front door tweeter RH circuit is short circuit to ground. | ||
| VB-SHORT (Power supply-short) |
Front door tweeter RH circuit is short to power supply. | ||