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Please read and save these instructions. Read through this owner’s manual carefully before using product. Protect 
yourself and others by observing all safety information, warnings, and cautions. Failure to comply with instructions 
could result in personal injury and/or damage to product or property. Please retain instructions for future reference.

Operating Instructions and Parts Manual 

24366

4/13

2013 ©OEM-TOOLS

For Customer serviCe

  

CALL 1-866-458-2472

www.oem-tools.com

     Auto CirCuit tester         

For safety purposes and the prevention of damage to expensive electronic components it is advised that the 
user have an understanding of basic electrical theory and a working knowledge of automotive electrical systems.

Summary of Contents for 24366

Page 1: ...njury and or damage to product or property Please retain instructions for future reference Operating Instructions and Parts Manual 24366 4 13 2013 OEM TOOLS For Customer Service CALL 1 866 458 2472 ww...

Page 2: ...nnection Illumination For testing in poorly lit or dark areas the unit provides illumination for your convenience The illumination will automatically be turned on as the technician connects it to vehi...

Page 3: ...onnected 2 Activating components with positive voltage only 3 Activating components with negative voltage only 4 Trailer light test Important If the circuit breaker of the short circuit protection has...

Page 4: ...battery 2 Hook up the red power clip to the positive of the vehicle battery Self Test If the unit is working correctly the conditions should be as follows The red LED should be on when the technician...

Page 5: ...ct testing procedures because applying voltage arbitrarily may cause damage to components Important When applying current to the components please push the switch before contacting the tip with the co...

Page 6: ...applying voltage arbitrarily may cause damage to components Trailer Light Test To test trailer light wiring you need to follow this procedure 1 Connect the ground test lead to trailer ground 2 Probe...

Page 7: ...cylinder 5 25 5 cylinder 3 6 cylinder 3 cylinder 4 8 cylinder 4 cylinder 6 12 cylinder Warning DO NOT CONTACT PROBE TIP DIRECTLY TO THE SECONDARY IGNITION CIRCUIT Peak Detection The operator can pre s...

Page 8: ...8 Operating Instructions and Parts Manual 24366 Auto Circuit Tester 3 13 2013 OEM TOOLS For Customer Service CALL 1 866 458 2472 www oem tools com...

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