Onan

SDC BAR 00-033

UnclassifiedGeneral

What This Code Means

Engine runs rough; Engine misfires; Engine surges; Engine will not shut off; Excessive vibration

Possible Causes

  • •Faulty fuel filter
  • •Faulty fuel pump
  • •Faulty carburetor choke
  • •Faulty carburetor
  • •Faulty spark plug wires
  • •Faulty ignition coil
  • •Faulty engine electrical ground
  • •Faulty fuel supply
  • •Plugged idle jet
  • •Incorrect governor adjustment
  • •Faulty intake manifold gaskets
  • •Faulty ignition switch
  • •Incorrect voltage at the ignition coil
  • •Faulty pulleys
  • •Faulty belts
  • •Faulty couplings
  • •Fuel pump
  • •Carburetor choke
  • •Carburetor
  • •Spark plug wires

Suggested Actions

  1. 1Check fuel filter
  2. 2Check fuel pump
  3. 3Check carburetor choke
  4. 4Check carburetor
  5. 5Check spark plug wires
  6. 6Check ignition coil
  7. 7Check engine electrical ground
  8. 8Check fuel supply
  9. 9Check for plugged idle jet
  10. 10Check governor adjustment
  11. 11Check intake manifold gaskets
  12. 12Check ignition switch
  13. 13Check voltage at the ignition coil
  14. 14Check pulleys
  15. 15Check belts
  16. 16Check couplings
  17. 17Troubleshoot fuel pump
  18. 18Troubleshoot carburetor choke
  19. 19Troubleshoot carburetor
  20. 20Troubleshoot spark plug wires

Related Onan Fault Codes

SDC BAR 00-0ACSDC BAR 00 − 042SDC BAR 00 − 0AGSDC BAR 00 − 0ADF6424137300-04500-04200-0BT
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