BYD C11B113
Right EPB motor or line fault
Quick answer
BYD DTC C11B113 means: Right EPB motor or line fault. Verified applicability: 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 C11B113 mean?
BYD DTC C11B113 means: Right EPB motor or line fault. Verified applicability: BYD ATTO 3, model years 2022–2026, Global region.
2. Technical explanation
The verified diagnostic evidence identifies C11B113 as a fault concerning the right electronic parking brake (EPB) motor or its electrical line/circuit. The evidence does not further distinguish whether the issue is in the motor, wiring, connectors, control unit, or another part of the associated circuit.
3. What system is affected?
Electronic Parking Brake (EPB), right-side motor or line/circuit.
4. How serious is this code?
Unknown. Severity is not established by the verified evidence.
5. Symptoms you may notice
- Not yet established by verified evidence.
6. Possible causes
- A fault involving the right EPB motor or line/circuit is verified.
- The specific failed component or condition is not yet established by verified evidence.
7. Can I still drive the vehicle?
Unknown. Whether the vehicle can be driven with C11B113 is not established by verified evidence.
8. Can I charge the vehicle?
Unknown. Whether the vehicle can be charged with C11B113 is not established by verified evidence.
9. What you can safely do
- Arrange qualified diagnostic inspection of the EPB system.
- Do not attempt high-voltage or unverified repair procedures. This DTC concerns the EPB system; no verified evidence was supplied that establishes a high-voltage-system fault.
10. Step-by-step troubleshooting
- A qualified technician can diagnose the right EPB motor and associated line/circuit. Specific test steps, measurements, and connector or component locations are not established by the verified evidence.
11. When to contact service
Service requirement is unknown in the supplied verified evidence. Because the code identifies an EPB motor or line fault, qualified inspection is appropriate.
12. What the service center may check
- Confirm the presence of DTC C11B113.
- Diagnose the right EPB motor and associated line/circuit. Detailed service checks are not yet established by verified evidence.
13. Possible repair or resolution
- Not yet established by verified evidence. The verified evidence does not identify a specific repair or replacement procedure.
14. Affected vehicles
- BYD ATTO 3 · 2022–2026 · GLOBAL
15. Related TSBs / service bulletins
- Not yet established by verified evidence.
16. Recall information
- Not yet established by verified evidence.
17. Official manufacturer information
Verified source: OBDTotal technical manual index, “BYD ATTO 3 diagnostic evidence,” locator: ATTO 3 / Yuan Plus (SC2E) / C11B113. It identifies the code as “Right EPB motor or line fault.” No manufacturer-issued bulletin, recall, or further official repair information was supplied.
- OBDTotal technical manual index: BYD ATTO 3 diagnostic evidence · technical_manual
19. Frequently asked questions
What does BYD code C11B113 mean?
It means “Right EPB motor or line fault.”
Which vehicles are verified as applicable?
BYD ATTO 3, model years 2022 through 2026, Global region.
Does C11B113 identify the exact failed part?
No. The supplied evidence identifies the right EPB motor or line/circuit area but does not establish the exact failed component.
Can I drive or charge the vehicle with C11B113?
Not yet established by verified evidence.