MANUAL TESTING (visual test of trailer lighting)
• Depressing any manual button will cause that same channel
to flash 11 times. This will allow you to walk around the
trailer and confirm that lights are functioning properly.
• The Trailer Tester will automatically shut down after three
minutes to conserve the battery.
• See Step 7 for LED fault indication readouts.
NOTE
To CLEAR THE DISPLAY or TURN OFF AUTO TEST, simply
press the auto test button. Then you are ready to test again.
6. HOW TO READ THE LED DISPLAY (for approximate
load readouts)
LEFT/STOP, RIGHT/STOP and BACKUP Load Readouts:
• Green LED 1 represents .25 amps
• Green LED 2 represents 2 amps
• Green LED 3 represents 3 amps
• Green LED 4 represents 4 amps
TAIL Load Readout:
• Green LED 1 represents .25 amps
• Green LED 2 represents 4 amps
• Green LED 3 represents 6 amps
• Green LED 4 represents 8 amps
BRAKE Load Readout:
• Green LED 1 represents 1 axle
• Green LED 2 represents 2 axles
• Green LED 3 represents 3 axles
• Green LED 4 represents 4 axles
NOTE
FAULT INDICATION GRAPH
All current measurements are standard to RV.
7. FAULT INDICATION (See graph below)
• Red LED(s) 5 flashing on the affected channel represents:
INTERCHANNEL SHORT OR REVERSED WIRES
• Red LED 5 solid on the affected channel represents:
NO LOAD/OPEN CIRCUIT
• Green LEDs 1-4 and Red LED 5 all solid on the affected
channel represents: OVERLOAD
• Green LEDs 1-4 and Red LED 5 flashing on the affected
channel represents: SHORT CIRCUIT TO GROUND
8. EXTERNAL BATTERY (Measures the trailer battery's
(if present) open circuit voltage)
• Press the EXT BAT button. When pressed, its indicator
Red LED will light.
• Voltage will be displayed by lit LEDs in the Power Row only.
• Green LED's 2 and 3 mean that the external battery has
normal voltage.
• Red LED 1 flashing means that the external battery needs
to be charged or may need replacement.
• Red LED 5 indicates that the battery is faulty or overcharged.
Battery may need replacement.
NOTE
This test will automatically stop after a few seconds and the
red light will go out.
NOTE
This test does not indicate the amount of charge left in the
trailer battery. (Excludes breakaway battery)
9. For technical assistance and warranty information call:
1-888-785-5832 or www.tekonsha.com
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P/N 8007
Rev. C
09/12