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REF. 53536
MANUAL OF INSTRUCTIONS
EN
This tester has a 13 pole outlet on each side, to plug in the 13 pole socket of the towage and the
vehicle. It includes a 7 pin adaptor, so it is suitable for both 7 and 13 pole sockets at once.
It allows the quick detecton of damaged wires.
HOW TO USE
1. Insert the socket into the tester.
2. Press the yellow button on the side of the tester.
3. If wiring isn’t damaged, all LED lights will turn on (green light). If some wire is damaged, a red
light will turn on. The function of each LED, following the ISO 11446 regulation, is:
PROBLEMS
POLE N. FUNCTION
DESCRIPTION
1
Left front light
TURN L
2
Rear fog lights (FOG)
FOG
3
Land (for Poles 1 to 8)
4
Right front light
TURN R
5
Right rear light – TAIL R
TAIL R
6
Brake lights
BRAKE
7
Left rear light - TAIL L
TAIL L
8
Buckup light
BACKUP
9
"+12V" permanent
12V PERMANENT
10
"+12V" when ignition key in
12V VIA IGNITION LOCK
11
Land (fro pole 10)
12
Reserved for future use
13
Land (for pole 9)
PROBLEMS
TOWLINE
CAR
Some status lights do not light up
Wiring failure, damaged
bulb, or loose contact
Wiring failure, damaged
bulb, or loose contact
Some status lights do not light up
Wiring general failure
Wiring general failure
All lights broken
All lights broken
Product’s battery dischar-
ged
Product’s battery discharged
One or more status light glows te-
nuously or irregularly
Bad contact
Bad contact
Dirty terminals
Dirty terminals
One or more status light glows te-
nuously or irregularly
Wiring general failure
Product’s battery dischar-
ged
Product’s battery discharged
Product’s status light work correctly,
but towline light does not
Short circuit in the towline’s
electrical system: the fuses
will break
