PIAA 2000 Series - Manual (Page 11)

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PKI-0004
Verify each section according to the following.
1 After installation, if the lamp does not activate
→ Check the wiring and make sure there are no faulty or irregular connections .
● If the switch illumination does not light up.
→ Verify the (+) wire from the switch is properly connected. If it is not correctly connect it will not activate.
→ Verify the fuse located on the vehicle s wiring system. (the switch s (+) wire should be connected to the
fuse box). If it is burned out, connect it to another circuit.
→ Check the fuse for the relay harness. If it is burned out, follow instructions indicated in
[ 3 Fuse replacement Procedures].
● The switch illumination lights up but when operating it an audible click is not heard.
→ If the switch itself is faulty, the same symptoms may exist. We recommend that the entire switch unit
be replaced.
● The switch illumination lights up but when operating it an audible click can be heard.
→ Check the bulb. If it is burned out replace it accordingly.
2 If the bulb suddenly fails to light up …
→ Check the bulb inside the housing and if it is burned out replace accordingly.
→ Check the fuse located in the vehicle. If it is burned out, replace accordingly.
→ Check the fuse for the relay harness. If it is burned out, follow instructions indicated in
[ 3 Fuse replacement Procedures].
→ There may be cases where each terminal related to specific sections may be incorrectly connected.
Check for any lose wires and also for dirt or grime.
→ Water or incorrect connection may cause an irregular electric current flow, which could damage the
relay. Replace the relay and check each section of the relay installation position and wiring.
→ Check the switch. If an abnormality is found, replace it accordingly.
3 Fuse replacement Procedures
→ A short circuit may have occurred. Check the lamp interior and wiring system. If any type of damage is
found replace accordingly. (Non-replacement may pose a potential danger) (Short circuits are mainly
caused when wires are caught in the assembly or when there is a gap in the sleeve connected to the
lamp harness. Be extremely careful when reassembling the lens unit or replacing a bulb.
→ Verify the wattage capacity of the relay harness is accurate. Using a bulb that exceeds the relay harness
wattage can be potentially dangerous. Always use bulbs that correspond to the wattage specified.
4 If light fails to turn off
→ The relay may have been damaged due to permeation of water or faulty connection. Replace relay and
make thorough check of installation and wiring system.
→ Check the switch button. If an abnormality is found, replace accordingly.
5 If water permeates the interior of unit
※ The lamp goes through a breathing action. After the lamp is turned on, if it fogs up and then clears
after 2 or 3 minutes there is no problem.
→ Check the proper direction of lens. Always set lamp so that the PIAA logo is upright.
→ Check to makes sure that the ventilation on the rear section of the lamp is not rubbing against the
bumper. Also check that it is not facing upwards. Make sure the ventilation faces downward and does
not rub against the bumper.
【7】Troubleshooting……