LogrobotLM

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KUKA Error 1545 — ALL PULSE OUTPUTS IN USE

Error

Displayed as KSS01545 on KRC4 / KRC5 controllers

KUKA 1545 (“ALL PULSE OUTPUTS IN USE”): More than 16 pulse outputs are activated. First check: Modify the program accordingly.

Updated 2026-09-09 · LogrobotLM reference

Cause

More than 16 pulse outputs are activated.

Effect

Stop via braking ramp. All active commands are inhibited.

Troubleshooting

Modify the program accordingly.

Related codes

1544DIGITAL INPUT ALREADY IN USE1546WRONG PULSE DURATION1543ALL CYCLICAL ANALOG INPUTS IN USE1547THE TARGET VARIABLE IS NOT OF TYPE REAL

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 →