DTC Detection Logic
WARNING: This page is about a different car, the 2012 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
| DTC (On board display) | Trouble diagnosis name | DTC detecting condition | Possible causes |
|---|---|---|---|
| C1A01 (1) | POWER SUPPLY CIR | The battery voltage sent to ADAS control unit remains less than 7.9 V for 5 seconds |
|
| C1A02 (2) | POWER SUPPLY CIR 2 | The battery voltage sent to ADAS control unit remains more than 19.3 V for 5 seconds |