audi a3 current flow diagram no. 20 / 1
TRANSCRIPT
Gas discharge headlights with automatic headlight range controlFrom March 2012
Audi A3Audi A3Audi A3Audi A3 Current Flow DiagramCurrent Flow DiagramCurrent Flow DiagramCurrent Flow Diagram No. 20 / 1 No. 20 / 1 No. 20 / 1 No. 20 / 1 09.201209.201209.201209.2012
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Audi A3Audi A3Audi A3Audi A3 Current Flow DiagramCurrent Flow DiagramCurrent Flow DiagramCurrent Flow Diagram No. 20 / 2No. 20 / 2No. 20 / 2No. 20 / 2
ws = whitesw = blackro = redrt = redbr = browngn = greenbl = bluegr = greyli = purplevi = purplege = yellowor = orangers = pink
Terminal 15 voltage supply relay, Fuse 1 in fuse holder A, Fuse holder CJ329 - Terminal 15 voltage supply relay
SA1 - Fuse 1 in fuse holder A
SC - Fuse holder C
SC35 - Fuse 35 on fuse holder C
366 - Earth connection 1, in main wiring harness
369 - Earth connection 4, in main wiring harness
639 - Earth point, left A-pillar
684 - Earth point on front of left side member
B279 - Positive connection 3 (15a) in main wiring harness
* - Only left-hand drive models
*2 - Only right-hand drive models
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Audi A3Audi A3Audi A3Audi A3 Current Flow DiagramCurrent Flow DiagramCurrent Flow DiagramCurrent Flow Diagram No. 20 / 3No. 20 / 3No. 20 / 3No. 20 / 3
ws = whitesw = blackro = redrt = redbr = browngn = greenbl = bluegr = greyli = purplevi = purplege = yellowor = orangers = pink
Headlight range control unit, Onboard supply control unitJ431 - Headlight range control unit
J519 - Onboard supply control unit
T17b - 17-pin connector
T17c - 17-pin connector
T26a - 26-pin connector
T73a - 73-pin connector
T73c - 73-pin connector
131 - Earth connection 2, in engine compartment wiring harness
671 - Earth point 1, on front of left longitudinal member
D152 - Positive connection 1 (56b), in engine compartment wiring
harness
D200 - Positive connection 3 (15a), in engine compartment wiring
harness
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Audi A3Audi A3Audi A3Audi A3 Current Flow DiagramCurrent Flow DiagramCurrent Flow DiagramCurrent Flow Diagram No. 20 / 4No. 20 / 4No. 20 / 4No. 20 / 4
ws = whitesw = blackro = redrt = redbr = browngn = greenbl = bluegr = greyli = purplevi = purplege = yellowor = orangers = pink
Rear left vehicle level sender, Headlight range control unit, Onboard supply control unit, Data bus diagnostic interfaceG76 - Rear left vehicle level sender
J431 - Headlight range control unit
J519 - Onboard supply control unit
J533 - Data bus diagnostic interface
T17a - 17-pin connector
T20a - 20-pin connector
T26a - 26-pin connector
B108 - Connection 1 (CAN bus extended high), in main wiring
harness
B109 - Connection 1 (CAN bus extended low), in main wiring
harness
E135 - Connection (CAN bus extended high), in engine compartment
wiring harness
E136 - Connection (CAN bus extended low), in engine compartment
wiring harness
* - According to equipment
*2 - If fitted
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Audi A3Audi A3Audi A3Audi A3 Current Flow DiagramCurrent Flow DiagramCurrent Flow DiagramCurrent Flow Diagram No. 20 / 5No. 20 / 5No. 20 / 5No. 20 / 5
ws = whitesw = blackro = redrt = redbr = browngn = greenbl = bluegr = greyli = purplevi = purplege = yellowor = orangers = pink
Left gas discharge bulb control unit, Headlight range control unit, Onboard supply control unit, Left gas discharge (xenon) bulb, Left headlight range control motor, Left dip beam screen motorJ343 - Left gas discharge bulb control unit
J431 - Headlight range control unit
J519 - Onboard supply control unit
L13 - Left gas discharge (xenon) bulb
MX1 - Front left headlight
T14b - 14-pin connector
T26a - 26-pin connector
T46b - 46-pin connector
V48 - Left headlight range control motor
V294 - Left dip beam screen motor
201 - Earth connection 5, in engine compartment wiring harness
671 - Earth point 1, on front of left longitudinal member
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Audi A3Audi A3Audi A3Audi A3 Current Flow DiagramCurrent Flow DiagramCurrent Flow DiagramCurrent Flow Diagram No. 20 / 6No. 20 / 6No. 20 / 6No. 20 / 6
ws = whitesw = blackro = redrt = redbr = browngn = greenbl = bluegr = greyli = purplevi = purplege = yellowor = orangers = pink
Headlight range control unit, Onboard supply control unit, Left LED module for daytime running light and side light, Front left turn signal bulb, Front left side marker bulbJ431 - Headlight range control unit
J519 - Onboard supply control unit
J860 - Control unit for left daytime running light and side light
L176 - Left LED module for daytime running light and side light
MX1 - Front left headlight
M5 - Front left turn signal bulb
M33 - Front left side marker bulb
T14b - 14-pin connector
T46b - 46-pin connector
201 - Earth connection 5, in engine compartment wiring harness
* - Only models with US equipment
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Audi A3Audi A3Audi A3Audi A3 Current Flow DiagramCurrent Flow DiagramCurrent Flow DiagramCurrent Flow Diagram No. 20 / 7No. 20 / 7No. 20 / 7No. 20 / 7
ws = whitesw = blackro = redrt = redbr = browngn = greenbl = bluegr = greyli = purplevi = purplege = yellowor = orangers = pink
Right gas discharge bulb control unit, Headlight range control unit, Onboard supply control unit, Right gas discharge (xenon) bulb, Right headlight range control motor, Right dip beam screen motorJ344 - Right gas discharge bulb control unit
J431 - Headlight range control unit
J519 - Onboard supply control unit
L14 - Right gas discharge (xenon) bulb
MX2 - Front right headlight
T14c - 14-pin connector
T26a - 26-pin connector
T46b - 46-pin connector
V49 - Right headlight range control motor
V295 - Right dip beam screen motor
132 - Earth connection 3, in engine compartment wiring harness
656 - Earth point, on right headlight
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Audi A3Audi A3Audi A3Audi A3 Current Flow DiagramCurrent Flow DiagramCurrent Flow DiagramCurrent Flow Diagram No. 20 / 8No. 20 / 8No. 20 / 8No. 20 / 8
ws = whitesw = blackro = redrt = redbr = browngn = greenbl = bluegr = greyli = purplevi = purplege = yellowor = orangers = pink
Onboard supply control unit, Control unit for right daytime running light and side light, Right LED module for daytime running light and side light, Front right turn signal bulb, Front right side marker bulbJ519 - Onboard supply control unit
J861 - Control unit for right daytime running light and side light
L177 - Right LED module for daytime running light and side light
MX2 - Front right headlight
M7 - Front right turn signal bulb
M34 - Front right side marker bulb
T14c - 14-pin connector
T17c - 17-pin connector
T46b - 46-pin connector
T73a - 73-pin connector
132 - Earth connection 3, in engine compartment wiring harness
B642 - Positive connection (58), in main wiring harness
C65 - Positive connection 1, in side marker light wiring harness
* - Only models with US equipment
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