• 13 Pin towbar socket tester is perfect for checking all electrical circuits are working correctly after installation and before towing.
• Note: all caravan or trailer road lights should also be checked before every journey.
• Fitted with approx. 3.5m cable to allow testing while seated in the driver’s seat
• Suitable for 12 volt vehicles fitted with a 13 Pin socket
• Not approved for MOT test centre use
• Note – circuits 8, 9 & 10 may not be present in all 13 Pin towbar applications
• Checks for:
  • Left position & right position
  • Left indicator & right indicator
  • Stop
  • Fog
  • Reverse
• 12v+ permanent supply
• 12v+ switched supply

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