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.
Navigation System Layout, Japan
The navigation system is a component of the Information Electronics Control Module 1 -J794- in the instrument panel.
Operation is performed via the Multimedia System Control Head -E380-.
The navigation data is stored on an internal hard drive disc (HDD).
A Chip Card Reader Control Module -J676- with a Traffic Data Antenna -R173- is integrated.
- GPS Antenna - R50- in the Convertible Top Compartment Cover
- Front Information Display Control Head -J685- in center of the instrument panel
- Information Electronics Control Module 1 -J794- inside the instrument panel
- Traffic Data Antenna -R173- at the top center of the windshield
- Chip Card Reader Control Module -J676- inside the glove compartment
- Multimedia System Control Head -E380- in the center console
- Steering Column Electronics Control Module -J527- on steering column at steering column switch
- Data Bus On Board Diagnostic Interface -J533- Behind the Glove Compartment On the Left Side
- Multifunction Steering Wheel
- Instrument Cluster Control Module -J285- in the instrument panel
- Digital Sound System Control Module -J525- behind the luggage compartment left side trim
- Radio -R- behind the left luggage compartment side trim panel
- not installed
Fault finding is performed via"Guided Fault Finding"Β using the Vehicle Diagnostic Tester.
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.