KUKA robot brake fault — error codes to check
Brake faults cover the brake coil, its 24 V supply, the brake contactor and the release chain. These are the fault codes that implicate the motor brakes.
40 KUKA fault codes match this symptom — start with the most frequent ones below.
- 108BRAKING RAMP ACTIVE
- 1528BRAKES RELEASED DURING CALIBRATION
- KSS01146Motor / axis brake / servo drive
- KSS26158Brake circuit (via KSP/KPP)
- KSS27003Brakes (SafeOperation/SafeMove function)
- 11PROGRAM STACK OVERFLOW
- 116DSE COMMAND WITHOUT RESPONSE <PV--NR>
- 203GENERAL MOTION ENABLE
- 1103TEPRO DATA EXCHANGE MISSING
- 1109TEPRO DATA EXCHANGE ERROR
- 1117NON-CYCLICAL TEPRO DATA NOT RELEASED
- 1118CYCLICAL TEPRO DATA NOT RELEASED
- 1119WRONG TEPRO DATA TYPE
- 1121DATA TRANSMISSION
- 1124WRONG START POSITION
- 1125ELECTRONIC PROBE FAULT
- 1126STOP COMMAND IGNORED
- 1128STOP, APPROXIMATE POSITIONING IMPOSSIBLE
- 1137PAL CALIBRATION DISTANCE EXCEEDED
- 1140LINE CHANGE DURING A STOP
- 1144WRONG SHAPE OF CALIBRATION VEE
- 1153MOVE TO THE START POINT
- 1217ACK SBX -- KCP CONNECTED INPUT
- 1218ACK SBX -- KCP INPUT NOT IN PLACE
- 1219ACK SBX -- KCP CONNECTED
- 1228KPS600 / ballast resistor
- 1332RESET EXPECTED DUE TO A BLOCK SELECTION
- 1334MORE THAN 16 INTERRUPTS DEFINED
- 1344ROBOT SYSTEM UNUSABLE
- 1347ROBOT NOT MASTERED
- 1357RESET REQUIRED
- 1361STOP DUE TO RETURN TO ORIGIN
- 1370PASSIVE STOP
- 1371STOP DUE TO PASSIVE MODE
- 1372PROCESS ACTIVE
- 1373PROCESS BUSY
- 1391COMPONENT ACCESS NOT ALLOWED
- 1396LINKING NOT DONE
- 1403INTERRUPT COMMAND ABORTED
- 1414LINEAR ACCELERATION NOT PROGRAMMED
Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. How this reference is built →