Troubleshooting Guide
Problem
Possible Cause
Solution
Plug not inserted properly.
Reinsert plug and rotate.
Blown fuse in power cord.
Replace fuse with 2 amp
250 Volt F2AL fuse.
12V outlet not clean or
Consult your dealer or auto
negatively grounded.
mechanic.
Defective fuse or electrical
Consult your dealer or auto
wiring for 12V outlet.
mechanic.
Partially blocked antenna or Reposition the RLS2 to
lens opening.
ensure unobstructed view of
the road ahead.
Radar / laser signals unable
Determine if your vehicle has
to pass through windshield. a heated windshield or is
covered with a metallic tint.
Check your vehicle’s owner’s
manual or consult with your
dealer.
High concentration of non-
Use Filter Mode (see page 8).
police radar sources.
No visual
display or
audio (RLS2
not receiving
power)
Weak or no
detection
range
Erratic or
frequent alerts
If you have any questions, please call one
of our experienced K40 Consultants
toll-free at 800.323.5608
Warranty
K40 Electronics offers a one-year “repair or replace” product
warranty if your RLS2 fails to work properly.
To ensure
you are covered by our warranty, please register your
RLS2 online today by visiting K40.com.
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