U002388 — Powertrain network bus off
Quick answer
U002388 indicates that the powertrain network stopped communicating after too many bus errors, so the modules on it lose contact with each other. Powertrain functions and driving can be affected.
What to check first
- Read all stored fault codes with a scan tool and deal with related codes first.
Can I still drive?
Have it inspected before further driving. If in doubt, park the car and ask a technician — a fault that limits power or shuts the high-voltage system down will not clear by itself.
Parts that fix U002388
Confirm the reference against your VIN before ordering — the same fault can sit in different hardware depending on the build.
| Part | Aiways OE ref. | |
|---|---|---|
| Gateway | — | Find part |
| Powertrain control units | — | Find part |
Frequently asked questions
Can I drive an Aiways U5 with U002388?
Have it inspected before further driving. If in doubt, park the car and ask a technician — a fault that limits power or shuts the high-voltage system down will not clear by itself.
What does U002388 mean?
U002388 indicates that the powertrain network stopped communicating after too many bus errors, so the modules on it lose contact with each other. Powertrain functions and driving can be affected.
What should be checked first for U002388?
Read all stored fault codes with a scan tool and deal with related codes first.
Which parts are involved in U002388?
Gateway, Powertrain control units.
Other Gateway codes for the Aiways U5
U005588Vehicle network bus offU006488Infotainment network bus offU010287Gear shift module lost communicationU011187Battery management lost communicationU012287ESP module lost communicationU013187Power steering lost communicationU016487Air-conditioning control module lost communicationU019687Multimedia unit lost communication
Need the part or a second opinion?
Send the fault code and your VIN — we will confirm the reference, availability and price, and ship from China to workshops and distributors across Europe.