Headlamp unit, halogen (663FL/FR): Connection

CONNECTOR PINOUTS REFERENCE

Pin No.	Signal type	Description
1	Ground	Headlamp's ground
2	Power supply B+	Power supply, main beam
3	Power supply B+	Power supply, dipped beam
4	Power supply B+	Parking light power supply
5	Power supply B+	Direction indicator power supply
6	Power supply +15	Power supply for manual headlamp levelling.
7	Ground	Headlamp levelling's ground
8	Control	Control lead for headlamp levelling, from light switch pin 5

Main and dipped beam bulbs

Fig 1: Identifying Communication Flow - Main And Dipped Beam Bulbs

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Left-hand main and dipped beam bulbs (11FL/12FL)

Fig 2: Identifying Communication Flow - Left-Hand Main And Dipped Beam Bulbs
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Right-hand main and dipped beam bulbs (11FL/12FL)

Fig 3: Identifying Communication Flow - Right-Hand Main And Dipped Beam Bulbs
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Front parking lights

Fig 4: Identifying Communication Flow - Front Parking Lights

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Front left parking light (13FL)

Fig 5: Circuit Diagram - Front Left Parking Light
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Front right parking light (13FL)

Fig 6: Circuit Diagram - Front Right Parking Light
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Front direction indicators

Fig 7: Identifying Communication Flow - Front Direction Indicators

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Front left direction indicator (27FL)

Fig 8: Circuit Diagram - Front Left Direction Indicator
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Front right direction indicator (27FR)

Fig 9: Circuit Diagram - Front Right Direction Indicator
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Headlamp levelling motor

Fig 10: Identifying Communication Flow - Headlamp Levelling Motor

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