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VW TRANSPORTER 2003 – Auxiliary coolant heater, (B4W/D4W),(9AH) . Wiring diagrams, Pin Connector, Location

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  5. >VW TRANSPORTER 2003 ALL WIRING DIAGRAMS - ENGLISH

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Wiring Diagram VW TRANSPORTER 2003 - Second battery - Pre-selection clock - Heater control unit - Auxiliary heater fuse - Control panel fuse - Metering pump



Wiring Diagram VW TRANSPORTER 2003 - Second battery - Pre-selection clock - Heater control unit - Auxiliary heater fuse - Control panel fuse - Metering pump https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
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A1 Second battery
E111 Pre-selection clock
J162 Heater control unit, on heater unit
L75 Digital display illumination bulb
S126 Auxiliary heater fuse, under driver seat
S129 Control panel fuse, under driver seat
T2d 2-pin connector, behind relay plate
T8e 8-pin connector, behind relay plate
T8i 8-pin connector, near heater unit
T8j 8-pin connector, behind relay plate
V54 Metering pump
  110 Earth connection 2, in dash panel wiring harness
  253 Earth connection, in heater unit wiring harness
  A53 Positive connection (58b), in dash panel wiring harness
  L59 Positive connection (30), in heater unit wiring harness

Wiring Diagram VW TRANSPORTER 2003 - Ambient temperature switch - Heater control unit - Combustion air blower



Wiring Diagram VW TRANSPORTER 2003 - Ambient temperature switch - Heater control unit - Combustion air blower https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Get access to all wiring diagrams of the carDownload PDF file
C Alternator
F38 Ambient temperature switch
J162 Heater control unit, on heater unit
J255 Climatronic control unit
J285 Control unit in dash panel insert
T1g Single connector, behind relay plate
T8e 8-pin connector, behind relay plate
T8i 8-pin connector, near heater unit
T14 14-pin connector
T28a 28-pin connector, red, on Climatronic control units
TV14 Self-diagnosis wiring junction, white
T32 32-pin connector, blue
V6 Combustion air blower

Wiring Diagram VW TRANSPORTER 2003 - Flame monitor - Overheating sensor - Coolant temperature sender for heater - Heater control unit - Glow plug for heater



Wiring Diagram VW TRANSPORTER 2003 - Flame monitor - Overheating sensor - Coolant temperature sender for heater - Heater control unit - Glow plug for heater https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Get access to all wiring diagrams of the carDownload PDF file
G64 Flame monitor
G189 Overheating sensor
G241 Coolant temperature sender for heater
J162 Heater control unit, on heater unit
Q9 Glow plug for heater
T2b 2-pin connector
T14 14-pin connector

Wiring Diagram VW TRANSPORTER 2003 - Thermal switch for continued circulation of coolant - Auxiliary coolant heater relay - Coolant circuit valve - Radiator shut-off two-way valve - Fuse 17 in fuse holder - Fuse 19 in fuse holder - Circulation pump



Wiring Diagram VW TRANSPORTER 2003 - Thermal switch for continued circulation of coolant - Auxiliary coolant heater relay - Coolant circuit valve - Radiator shut-off two-way valve - Fuse 17 in fuse holder - Fuse 19 in fuse holder - Circulation pump https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Get access to all wiring diagrams of the carDownload PDF file
F18 Radiator fan thermal switch
F95 Thermal switch for continued circulation of coolant
J493 Auxiliary coolant heater relay, under driver seat
N214 Coolant circuit valve
N273 Radiator shut-off two-way valve
S17 Fuse 17 in fuse holder
S19 Fuse 19 in fuse holder
T1p Single connector, behind relay plate
T1q Single connector, behind relay plate
T2e 2-pin connector, behind relay plate
T6a 6-pin connector, behind relay plate
T8e 8-pin connector, behind relay plate
T8j 8-pin connector, behind relay plate
T9 9-pin connector
V55 Circulation pump
  18 Earth point, on cylinder block
  C41 Positive connection (30a), in headlight wiring harness