Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
RNS 300 Radio Navigation System
The RNS 300 unifies the functions of a navigation system with those of a high-value RDS vehicle radio.
In double DIN housing of radio navigation system are
- a RDS radio receiver part
- a 5.8 inch monochrome display
- a navigation system with GPS satellite receiver and
- a CD drive for the audio and navigation system
installed.
Radio-Navigation system RNS 300 is available with 4 speaker outputs.
The CD drive can read the navigation CD-ROM or also play an audio CD. Navigation operation is only available on a limited basis when an audio CD is playing.
In addition to normal audio CDs, CDs with music files in mp3 format can also be played. For more information, refer to the Owner's Manual.
Music CDs with 8 cm diameter (mini-discs) cannot be played back.
Mix CDs (CDs that contain computer data and also music) cannot be played.
For expanding functions, there are connection options present for a CD changer as well as for a telephone system.
The window antenna is used by the radio unit and the roof antenna is used for navigation. No antenna diversity function is available.
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.