The mapping tables in the Volkswagen ID.4 provide detailed technical references. Letter combinations (e.g., AF) correspond to specific classifications defined under the Radio Equipment Directive (RED).
Safety
This section lists certification numbers for the following systems in the Volkswagen ID.4:
-HomeLink Universal Transmitter, Keyless Access, remote vehicle key, instrument cluster, ID. Cockpit, and electronic immobilizer.
HomeLink Universal Transmitter:

Keyless Access:

Remote control vehicle key:

Instrument cluster, electronic immobilizer:
Frequency band, maximum transmitting power

Climate control
This section includes certification data for:
-Remote control operation (auxiliary heater), auxiliary heater (transceiver).
Remote control (auxiliary heater):

Auxiliary heater (transceiver):

Tires
This section provides certification data for:
-Tire pressure monitoring sensors.
Tire pressure sensors:

Control modules
This section includes certification numbers for:
-Central control module, door control module, valet keycard, wireless charging, and safety belt monitoring systems.
Central control module:

Door control module:

Wireless charging function:

Wireless safety belt monitor:

Driver assistance systems
This section contains certification details for radar-based systems in the Volkswagen ID.4:
Radar sensors for assistance systems:

Infotainment system and online communication
This section covers certification for connectivity features:
-Infotainment system, Bluetooth, Wi-Fi hotspot, phone interface, OCU, Volkswagen Car-Net services.
Infotainment system:

Bluetooth:

Wi-Fi hotspot:

Phone interface:

OCU (online connectivity unit):
Approval numbers

Aerials
This section contains certification data for antenna systems in the Volkswagen ID.4:
Connecting to the exterior antenna:

Antenna amplifier:
General information about specifications

Antenna:

Unless otherwise specified, these technical parameters apply to all Volkswagen ID.4 models equipped with the relevant radio systems.
In certain countries, regulations governing radio equipment may impose restrictions or require additional approvals for operation.
Reference radio systems (e.g., AA).
Frequency band.
Maximum transmitting power.
μW = microwatt, mW = milliwatt, W = watt.




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Safety certificate

Fig. 1 Safety certificate (general example).

Fig. 2 Safety certificate (general example).
The safety certificate on the driver-side door pillar of the Volkswagen ID.4 provides key vehicle identification and compliance data, including:
This information ensures traceability, regulatory compliance, and proper identification of your Volkswagen ID.4.
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