Error Codes - Marquardt Just Drive Comfort 4313 Series Operating Manual

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Error codes

The Comfort control unit displays error codes for the entire pedelec system. The error codes
represent errors detected by the system. The following table shows the meaning of the error
codes. Please observe the recommended reaction to the error codes.
Error codes provided by the drive system:
Error code Description
10 The battery voltage is too low
11 The battery voltage is too high
12 The battery is almost completely dis-
charged
20 Electrical measurements are erroneous
21 Thermocouple defective
23 Thermocouple defective
24 The internal voltage is beyond the oper-
ating range
25 Error in the motor current measurement
26 A software reset has been performed
31 Shortcut in light circuit
40/41 Detection of overcurrent in the motor
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WARNING!
Note the error codes!
Error codes can indicate serious errors in the pedelec system. These errors pre-
vent safe operation of the pedelec. Accidents with personal injury and damage
to the pedelec may occur.
Stop using the pedelec. Inform yourself about the meaning of the error code and
observe the solution approach.
If the meaning of the error code is unclear, stop the drive and turn off the wheel.
Contact the manufacturer, the dealer or your garage for information on the next
steps.
Just Drive Comfort control unit for pedelecs and e-scooters
Solution approach
Charge the battery pack with the battery charger.
Switch the system completely off and on again using
the T4 key on the control unit. If the problem per-
sists, contact your e-bike dealer.
Charge the battery pack with the battery charger.
Switch the system completely off and on again using
the LED key (28) on the battery pack (26). If the
problem persists, contact your e-bike dealer.
Charge the battery pack with the battery charger.
Switch the system completely off and on again using
the T4 key on the control unit. If the problem per-
sists, contact your e-bike dealer.
Check cable harness.
Reduce the load on the motor by pedaling less or re-
ducing the support level.