With Parking Assist System: Outline
WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
DTC U0264:00 (CONNECTIVITY MASTER UNIT) DETECTION CONDITION AND POSSIBLE CAUSE - WITH PARKING ASSIST SYSTEM
| System malfunction location |
Communication error with parking assist unit (optical) |
| Detection condition |
- The connectivity master unit (CMU) detects a communication interruption or communication error with the parking assist unit (optical) for approx. 11 s.
|
| Fail-safe |
Not applicable |
| Possible cause |
- Rear mount camera connector or terminal malfunction
- Parking assist unit (optical) connector or terminal malfunction
- Connectivity master unit (CMU) connector or terminal malfunction
- Short to ground or open circuit in rear mount camera power supply circuit
- Short to power supply, short to ground or open circuit in rear mount camera signal circuit
- Rear mount camera signal circuit shield wire malfunction
- Open circuit in rear mount camera ground circuit
- Short to power supply, short to ground or open circuit in connectivity master unit (CMU) signal circuit
- Connectivity master unit (CMU) signal circuit shield wire malfunction
- Rear mount camera malfunction
- Parking assist unit (optical) malfunction
- Connectivity master unit (CMU) malfunction
|
 Courtesy of MAZDA MOTORS CORP.
|