BYD P1ACB07
DC charging positive contactor sintered
Quick answer
P1ACB07 on a BYD ATTO 3 indicates: “DC charging positive contactor sintered.” Verified applicability is BYD ATTO 3, model years 2022–2026, Global region.
This page separates verified manufacturer/regulator evidence from supporting material. Unsupported causes, repairs or safety conclusions are not guessed.
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1. What does P1ACB07 mean?
P1ACB07 on a BYD ATTO 3 indicates: “DC charging positive contactor sintered.” Verified applicability is BYD ATTO 3, model years 2022–2026, Global region.
2. Technical explanation
The verified diagnostic meaning for P1ACB07 is “DC charging positive contactor sintered.” It is assigned to the DC charging system. The supplied evidence does not further define the failure mechanism, operating conditions, or diagnostic thresholds.
3. What system is affected?
DC charging.
4. How serious is this code?
Not yet established by verified evidence.
5. Symptoms you may notice
Not yet established by verified evidence.
6. Possible causes
- The verified diagnostic description identifies the DC charging positive contactor as sintered. Further underlying causes are not yet established by verified evidence.
7. Can I still drive the vehicle?
Not yet established by verified evidence.
8. Can I charge the vehicle?
Not yet established by verified evidence.
9. What you can safely do
- Arrange diagnosis by a qualified BYD service provider or EV-qualified technician.
- Do not attempt high-voltage contactor inspection, measurement, disassembly, or repair.
10. Step-by-step troubleshooting
- A service provider should confirm P1ACB07 using suitable diagnostic equipment and follow applicable BYD service information. Specific diagnostic steps are not established by the supplied verified evidence.
11. When to contact service
Service need is not explicitly established by the supplied evidence. However, because the code concerns a DC-charging contactor, qualified EV service assessment is appropriate; do not perform high-voltage repair work yourself.
12. What the service center may check
- Confirm the stored DTC and associated diagnostic information using appropriate diagnostic equipment.
- Further service checks are not yet established by verified evidence.
13. Possible repair or resolution
- Not yet established by verified evidence.
14. Affected vehicles
- BYD ATTO 3 · 2022–2026 · GLOBAL
15. Related TSBs / service bulletins
- No technical service bulletins were supplied as verified evidence.
16. Recall information
- No recalls were supplied as verified evidence.
17. Official manufacturer information
Verified source: OBDTotal technical manual index, “BYD ATTO 3 diagnostic evidence,” locator: ATTO 3 / ATTO 3 / Yuan Plus (SC2E) / P1ACB07. Source URL: https://obdtotal.com/product/byd-atto3-yuanplus-sc2e-service-manual/
- OBDTotal technical manual index: BYD ATTO 3 diagnostic evidence · technical_manual
19. Frequently asked questions
What does BYD code P1ACB07 mean?
It means “DC charging positive contactor sintered.”
Which vehicles are verified as applicable?
BYD ATTO 3 vehicles from model years 2022 through 2026 in the Global region.
Is it safe to drive with P1ACB07?
Not yet established by verified evidence.
Can the vehicle be charged with P1ACB07?
Not yet established by verified evidence.