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.
Traffic Message Channel (TMC)
The traffic message channel (TMC) signal is captured by the TMC receiver and transmitted to the receiver in the multimedia module (MMM) via the MOST network.
The information is then displayed on the screen.
The traffic message channel (TMC) receiver is integrated with the antenna module (ATM) and transmits signals via the MOST network.
This also applies to FM Multiplex, which is the Japanese equivalent of traffic message channel (TMC).
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:
- • 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.
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