13 PIN CAR AND TRAILER TESTER

13 Pin car and trailer tester is suitable for testing ISO 11446/13 pin lighting & 12V power supply circuits

LED indicators clearly show any faults 

Suitable for testing LED & filament bulb trailer lighting

Requires 1 x 9V PP3 battery (not included) 

Notes & instructions for use :

• The yellow button on the side must be depressed and held down to test a function. Releasing the button ends the test.
  
• LED indicators will show green when function is tested and correctly wired, or red if a fault is present
• 12V power supplies can only be tested on the towbar side
• Towbar testing requires vehicle ignition to be switched on and each function activated in turn
• Only for use with 13 pin plugs and sockets. Can be used in conjunction with a suitable adaptor (eg MP6005 or MP6015) to test 7pin/ISO1724 lighting circuits
• Do not check towbar and trailer functions at the same time