DTC U3004-17; Acc Relay Circuit Malfunction: Notes
WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
DETECTION CONDITION & POSSIBLE CAUSE
| Description |
ACC relay circuit malfunction |
| Detection condition |
- Start stop unit detects that the ACC monitor voltage of 2.5 V or more for 5 s or more with the ignition switched off.
|
| Fail-safe function |
- Door locking operation inhibited while under i-stop control. (With i-stop system)
|
| Possible cause |
- Malfunction in accessory part installed to accessory socket
- ACC relay malfunction
- Start stop unit connector or terminal malfunction
- Short to power supply in wiring harness between ACC re lay terminal D and start stop unit terminal 1E
- Start stop unit malfunction
|
|
|