Car kit installation
10
2. Car kit installation
For instructions on installing the car kit parts in a vehicle, refer to the 
user and installation guide. Observe the following safety guidelines 
when installing the car kit.
• Only a qualified service technician should install or service the car kit 
using the approved original Nokia parts supplied in the sales 
package. Faulty installation or service may be dangerous and may 
invalidate any warranty which may apply to the car kit. 
End users should remember that the car kit comprises complex 
technical equipment that requires professional installation using 
special tools and expert know-how. 
• Instructions given in the user and installation guide are general 
guidelines that apply to the installation of the car kit in an 
automobile. However, due to the wide variety of car types and 
models available on the market, the guide cannot consider the 
individual technical requirements relevant to any particular vehicle. 
Contact the vehicle manufacturer for detailed information about the 
vehicle in question.
• The car kit is suitable for use only in vehicles with 12-V, negative 
grounding. Use on other supply voltages or alternative polarity will 
damage the equipment.
• Remember that modern automotive systems include onboard 
computers where key vehicle parameters are stored. Improper 
disconnection of the car battery may cause loss of data, 
necessitating extensive effort for reinitialization of the system. If you 
have any concerns, contact your car dealer before any installation 
work is done.
• Do not wire the car kit equipment to the high-voltage lines of the 
ignition system.
• When installing the parts of the car kit, ensure that none of them 
interfere with or hinder the steering or braking systems or other 
controls or systems used in the operation of the vehicle (for example, 
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