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.
Telematic Control Unit
The TCU is always installed in the country-specific version US even if no telephone was ordered. The telematic functions emergency call and breakdown call are standard features. The scope of functions differs from the EU version by following features:
- The TCU is always installed to facilitate the emergency call even if no telephone is fitted
- Dual band 800 MHz and 1900 MHz
- Combined transceiver module NAD (network access device) for the analogue AMPS standard (American Mobile Phone Standard) and the digital CDMA standard (Code Division Multiplex Algorithm)
- Eject box with charger for Motorola Phoenix V60
- Telematics Unit (E/B) Call
- GPS Receiver
NO RELATED
Use the Manual With the Right Hardware
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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.