Scania BMU fault codes
All 702 Scania BMU (Battery Management Unit) diagnostic trouble codes, with meaning, causes and how to fix them.
Control units:
BMU5BMU6 (RES)BMU6 (RESXA)BMU6 (RESXB)BMU6 (RESXC)BMU6 (RESXD)BMU6 (RESXE)BMU6 (RESXF)BMU6 (RESXG)BMU6 (RESXH)BMU6 (RESXI)BMU6 (RESXJ)BMU6 (RESXK)BMU7 (BMUA)BMU7 (BMUB)BMU7 (BMUC)BMU7 (BMUD)BMU7 (BMUE)BMU7 (BMUF)BMU7 (BMUG)BMU7 (BMUH)BMU7 (BMUI)BMU7 (BMUJ)BMU7 (BMUK) +5
Showing 301–360 of 702 codes
- 1402hex 057A Coolant pump (M513/M516/M38/M82), temperature too low in the propulsion battery cooling circuit
- 1403hex 057B Coolant pump (M38/M83), the temperature in the propulsion battery cooling circuit is too low
- 1404hex 057C Coolant pump (M84), the temperature in the propulsion battery cooling circuit is too low
- 1405hex 057D Coolant pump (M519/M41/M85), the temperature in the power electronics cooling circuit is too low
- 1406hex 057E Coolant pump (M86), the temperature of the cab cooling circuit is too low.
- 1408hex 0580 Temperature sensor (T272), short circuit to earth
- 1409hex 0581 Temperature sensor (T272), open circuit or short circuit to battery supply
- 1411hex 0583 Negative contactor, fault during charging
- 1412hex 0584 Contactor unit for pantograph charging, fault in positive contactor during charging
- 1413hex 0585 Contactor unit for pantograph charging, incorrect signal
- 1414hex 0586 Fault with direct current charging, timeout
- 1415hex 0587 External battery charger, communication interrupted during charging
- 1424hex 0590 Contactor unit R126 electrical power take-off, no CAN communication
- 1425hex 0591 Contactor unit R126 electrical power take-off, fault in negative contactor
- 1426hex 0592 Contactor unit R126 electrical power take-off, fault in positive contactor
- 1427hex 0593 Contactor unit R126 electrical power take-off, fault in negative contactor
- 1428hex 0594 Contactor unit R126 electrical power take-off, fault in positive contactor
- 1429hex 0595 Contactor unit R126 electrical power take-off, fault in negative contactor
- 1430hex 0596 Contactor unit R126 electrical power take-off, fault in positive contactor
- 1431hex 0597 Pre-charge circuit, Fault in contactor or resistor
- 1432hex 0598 Solenoid valve V194, cannot be controlled
- 1433hex 0599 IBU control unit, voltage missing for battery module monitoring
- 1434hex 059A DC plug charging was unexpectedly stopped by charging station (EVSE)
- 1435hex 059B IBU control unit, data transfer failed
- 1436hex 059C Electric vehicle charging station, charging cancelled
- 1437hex 059D Electric vehicle charging station, charging cancelled
- 1438hex 059E Electric vehicle charging station, incorrect message from the BMU control unit
- 1439hex 059F Electric vehicle charging station, does not work with the charging control unit (VCCU CMP)
- 1536hex 0600 A/C compressor, voltage too low
- 1537hex 0601 A/C compressor, voltage too high
- 1538hex 0602 A/C compressor, temperature too high
- 1539hex 0603 Refrigerant compressor (E140), overloaded
- 1540hex 0604 Refrigerant compressor (E140), low voltage
- 1541hex 0605 Refrigerant compressor E140; temperature cannot be guaranteed
- 1542hex 0606 Refrigerant compressor E140; internal voltage cannot be guaranteed
- 1543hex 0607 Propulsion battery compressor, internal fault
- 1544hex 0608 Propulsion battery compressor, internal fault
- 1545hex 0609 Propulsion battery compressor, internal fault
- 1546hex 060A The propulsion battery compressor cannot maintain the speed
- 1552hex 0610 Contactor unit R125, current too high during charging
- 1553hex 0611 Contactor unit R125, current higher than requested
- 1554hex 0612 Contactor unit R125, current lower than requested
- 1555hex 0613 Measured charging current is too low
- 1556hex 0614 Electrical power take-off R126, fault in the positive contactor and negative contactor
- 1557hex 0615 Contactor unit electrical power take-off, open circuit
- 1558hex 0616 Contactor unit electrical power take-off, short circuit
- 1559hex 0617 Contactor unit electrical power take-off, incorrectly connected to propulsion battery
- 1560hex 0618 Contactor unit electrical power take-off, power socket not permitted
- 1561hex 0619 EPDC current
- 1568hex 0620 Contactor unit electrical power take-off, contactor fault
- 1569hex 0621 Contactor unit electrical power take-off, voltage too low
- 1570hex 0622 Contactor unit electrical power take-off, current too high
- 1571hex 0623 Contactor unit electrical power take-off, deviating voltage
- 1572hex 0624 Contactor unit electrical power take-off, CAN communication fault
- 1573hex 0625 Contactor unit electrical power take-off, fault in the contactors
- 1574hex 0626 Shunt valve is faulty on
- 1575hex 0627 Short circuit in water valve V249
- 1576hex 0628 Shunt valve is disconnected (Open Circuit)
- 1577hex 0629 Water valve V249 is overloaded
- 1578hex 062A SPI bus failure on output for Shunt valve