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.
Connector Assignment
Internet Access Control Module -J666-
- Multi-pin connector, 20-pin
- Internet Antenna -R266- connection
- Multi-pin connector, 4-pin to the Information Electronics Control Module 1 -J794-
- Multi-pin connector, 4-pin to the External Audio Source Connection - R199- (interface)
Unlisted connector terminals are not assigned.
1 - Multi-pin connector, 20-pin
1 - USB (+5 V) from Information Electronics Control Module 1 -J794-
2 - USB (ground) from Information Electronics Control Module 1 -J794-
3 - USB (+5 V) to the External Audio Source Connection -R199- (interface)
6 - Terminal 30
7 - Terminal 31
16 - Detect to the External Audio Source Connection -R199- (interface)
18 - Detect from the Information Electronics Control Module 1 -J794-
19 - CAN bus high (instrument cluster)
20 - CAN bus low (instrument cluster)
3 - multi-pin connector, 4-pin
All pins are connected to the Information Electronics Control Module 1 -J794-.
- D (+)
- iPod recognized
- D (-)
- Ground
4 - Multi-pin connector, 4-pin
All pins are connected (interface) to the External Audio Source Connection -R199-.
- D (+)
- iPod recognized
- D (-)
- Ground
NO RELATED
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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.