No Power To Launcher

No Power To Launcher

Possible Cause#1
No 12V power

Solution Set#1

  1. Check 12VDC Power to PCM/PCR

  2. Check ground to PCM/PCR

  3. Check 5VDC to PCM/PCR

  4. Replace 15A fuse for PCM/PCR



Possible Cause#2
Bad PCM/PCR

Solution Set#2

  1. Replace PCM/PCR



Possible Cause#3
Bad computer box

Solution Set#3
  1. 12VDC and 5VDC power present at PCM/PCR connector; replace computer box


Possible Cause#4
Faulty 35 pin harness

Solution Set#4
  1. Computer box replaced with no change; Replace Launcher

    • Related Articles

    • Launcher Not Moving

      Possible Cause#1 No power to launcher Solution Set#1 Check PCM/PCR fused power from battery; 15A fuse blown replace Check 12V power to PCM/PCR Check ground to PCM/PCR Check 5VDC to PCM/PCR Replace PCM/PCR if 12VDC is not present on output connector ...

    • Launcher Is Cycling Elevation Constantly

      Possible Cause#1 Possible bad PCM/PCR Solution Set#1 Check all power fuses Power up system put in training mode Check for movement of the launcher and/or compressor operation Check all connections and wiring Check power from PCR-including ...

    • No Laser "ON" On Launcher

      Possible Cause#1 No power to PCM/PCR Solution Set#1 Check 12V power to PCM/PCR Check ground to PCM/PCR Check 5VDC to PCM/PCR Replace 15A fuse for PCM/PCR Possible Cause#2 No power to control panel Solution Set#2 Check 12VDC power to control panel ...

    • No Compressor Or Launcher Control, Laser works

      Possible Cause#1 Defective PCM/PCR, fuse, wiring Solution Set#1 Check all power fuses Power up system put in training mode Check for movement of the launcher and/or compressor operation Check all connections and wiring Check power from ...

    • Launcher Fails To Arm; No Laser With System On

      Possible Cause#1 Control Panel Connections Solution Set#1 Verify Ignition power Verify 12V and ground connections Ensure Can-Bus Harness is connected ...