TQ error code
TQ error 5401: ERR 5401 DRV CONN – Communication error between drive unit and display
Medium severity Service soon
Can I ride home with this error?
Ride with caution. Assist may not work; pedal without it.
What it means
The drive unit and display are not communicating.
Likely causes
- Loose plug
- Cable or display fault
Symptoms
- ERR 5401 DRV CONN on the display
How to fix it
- Switch the system off and on again.
- If the error comes back, contact your TQ dealer.
How urgent is it?
Dealer if it keeps returning.
Applies to
Did this help?
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