Wiring Diagram VW BORA 2004 - Starter - Alternator - X-contact relief relay - Fuse 5 (30) - in battery fuse holder

| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| D | Ignition/starter switch |
| J59 | X-contact relief relay |
| J226 | Starter inhibitor and reversing light relay |
| S162 | Fuse 1 (30), in battery fuse holder |
| S163 | Fuse 2 (30), in battery fuse holder |
| S176 | Fuse 4 (30), in battery fuse holder |
| S177 | Fuse 5 (30), in battery fuse holder |
| T1 | Single connector |
| T1Uly | Single connector |
| T2e | 2-pin connector |
| T6 | 6-pin connector |
| 500 | Threaded connection 1 (30), on relay plate |
| 502 | Threaded connection 1 (30a) on relay plate |
| * | According to equipment |
| *2 | Only models with automatic gearbox |
| *3 | Only models with manual gearbox |
Wiring Diagram VW BORA 2004 - Diesel direct injection system control unit - Engine glow plug - Fuse 10 in fuse holder
| D | Ignition/starter switch |
| J248 | Diesel direct injection system control unit |
| Q6 | Engine glow plug |
| S10 | Fuse 10 in fuse holder |
| S229 | Fuse 29 in fuse holder |
| T1Ulj | Single connector |
| T1Ulk | Single connector |
| T1Ull | Single connector |
| T2 | 2-pin connector |
| T6 | 6-pin connector |
| T14a | 14-pin connector |
| T121 | 121-pin connector |
| 501 | Threaded connection 2 (30), on relay plate |
| 504 | Threaded connection 1 (87), on relay plate |
| A2 | Positive connection (15), in dash panel wiring harness |
| A32 | Positive connection (30), in dash panel wiring harness |
| A80 | Connection 1 (X), in dash panel wiring harness |
| A98 | Positive connection 4 (30), in dash panel wiring harness |
| A104 | Positive connection 2 (15), in dash panel wiring harness |
Wiring Diagram VW BORA 2004 - Kickdown switch - Idling speed switch - Engine speed sender - Accelerator position sender - Glow plug relay - Diesel direct injection system control unit - Terminal 30 voltage supply relay
| F8 | Kickdown switch |
| F60 | Idling speed switch |
| G28 | Engine speed sender |
| G79 | Accelerator position sender |
| J52 | Glow plug relay |
| J248 | Diesel direct injection system control unit |
| J317 | Terminal 30 voltage supply relay |
| T3 | 3-pin connector |
| T6 | 6-pin connector |
| T6a | 6-pin connector |
| T10h | 10-pin connector |
| T121 | 121-pin connector |
| 200 | Earth connection (screening), in engine compartment wiring harness |
| A98 | Positive connection 4 (30), in dash panel wiring harness |
| D74 | Connection (86), in engine compartment wiring harness |
Wiring Diagram VW BORA 2004 - Coolant temperature display sender - Coolant temperature sender - Intake manifold pressure sender - Intake manifold temperature sender - Diesel direct injection system control unit - Heater element for crankcase breather
| G2 | Coolant temperature display sender |
| G62 | Coolant temperature sender |
| G71 | Intake manifold pressure sender |
| G72 | Intake manifold temperature sender |
| J217 | Automatic gearbox control unit |
| J248 | Diesel direct injection system control unit |
| N79 | Heater element for crankcase breather |
| T10 | 10-pin connector |
| T10w | 10-pin connector |
| T14a | 14-pin connector |
| T68 | 68-pin connector |
| T121 | 121-pin connector |
| 131 | Earth connection 2, in engine compartment wiring harness |
| 608 | Earth point, central in plenum chamber |
| * | Connection for air conditioning system |
| *2 | Connection for radiator fan control unit |
| *3 | Only models with 4-speed automatic gearbox |
Wiring Diagram VW BORA 2004 - Diesel direct injection system control unit
| J104 | ABS control unit |
| J217 | Automatic gearbox control unit |
| J248 | Diesel direct injection system control unit |
| T10 | 10-pin connector |
| T10w | 10-pin connector |
| T47a | 47-pin connector |
| T68 | 68-pin connector |
| T121 | 121-pin connector |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| * | Only models with automatic gearbox |
Wiring Diagram VW BORA 2004 - Hall sender - Diesel direct injection system control unit - Unit injector valve - No. 1 cyl. - Unit injector valve - No. 2 cyl. - Unit injector valve - No. 3 cyl. - Unit injector valve - No. 4 cyl.
| G40 | Hall sender |
| J248 | Diesel direct injection system control unit |
| N240 | Unit injector valve, No. 1 cyl. |
| N241 | Unit injector valve, No. 2 cyl. |
| N242 | Unit injector valve, No. 3 cyl. |
| N243 | Unit injector valve, No. 4 cyl. |
| T3a | 3-pin connector |
| T8 | 8-pin connector |
| T121 | 121-pin connector |
| D101 | Connection 1 in engine compartment wiring harness |
Wiring Diagram VW BORA 2004 - Air mass meter - Fuel temperature sender - Diesel direct injection system control unit - Exhaust gas recirculation valve - Charge pressure control solenoid valve - Variable intake manifold flap changeover valve
| G70 | Air mass meter |
| G81 | Fuel temperature sender |
| J248 | Diesel direct injection system control unit |
| N18 | Exhaust gas recirculation valve |
| N75 | Charge pressure control solenoid valve |
| N239 | Variable intake manifold flap changeover valve |
| T5 | 5-pin connector |
| T10w | 10-pin connector |
| T121 | 121-pin connector |
| E29 | Connection, in engine wiring harness |
Wiring Diagram VW BORA 2004 - Cruise control system switch - Cruise control system (CCS) SET button - Clutch pedal switch - Diesel direct injection system control unit
| E45 | Cruise control system switch |
| E227 | Cruise control system (CCS) SET button |
| F36 | Clutch pedal switch |
| J248 | Diesel direct injection system control unit |
| T10 | 10-pin connector |
| T10e | 10-pin connector |
| T10s | 10-pin connector |
| T10w | 10-pin connector |
| T12a | 12-pin connector |
| T121 | 121-pin connector |
| A27 | Connection (speed signal), in dash panel wiring harness |
| A155 | Connection 2 (86) in dash panel wiring harness |
| * | Only models with cruise control system |
| *2 | Only models with manual gearbox |
| *3 | Only models with 4-speed automatic gearbox |
Wiring Diagram VW BORA 2004 - Brake light switch - Brake pedal switch - Diesel direct injection system control unit - Low heat output relay - High heat output relay - Coolant heating element
| F | Brake light switch |
| F47 | Brake pedal switch |
| J248 | Diesel direct injection system control unit |
| J359 | Low heat output relay |
| J360 | High heat output relay |
| Q7 | Coolant heating element |
| S13 | Fuse 13 in fuse holder |
| T6 | 6-pin connector |
| T10e | 10-pin connector |
| T10w | 10-pin connector |
| T121 | 121-pin connector |
| A18 | Connection (54), in dash panel wiring harness |
| A155 | Connection 2 (86) in dash panel wiring harness |
| D50 | Positive connection (30), in engine compartment wiring harness |
| * | Only models with manual gearbox |
Wiring Diagram VW BORA 2004 - Fuel gauge sender - Fuel system pressurisation pump - Fuel pump relay
| G | Fuel gauge sender |
| G6 | Fuel system pressurisation pump |
| J17 | Fuel pump relay |
| S228 | Fuse 28 in fuse holder |
| S232 | Fuse 32 in fuse holder |
| S234 | Fuse 34 in fuse holder |
| S243 | Fuse 43 in fuse holder |
| T6 | 6-pin connector |
| T14a | 14-pin connector |
| 42 | Earth point, next to steering column |
| 49 | Earth point, near ... |
| 135 | Earth connection 2, in dash panel wiring harness |
| 269 | Earth connection (sender earth) 1, in dash panel wiring harness |
| A71 | Connection (86), in dash panel wiring harness |
| A100 | Connection 2 (87) in dash panel wiring harness |
| B168 | Connection (86), in interior wiring harness |
Wiring Diagram VW BORA 2004 - Oil pressure switch - Speedometer sender - Coolant shortage indicator sender - Oil level and oil temperature sender
| F1 | Oil pressure switch |
| G22 | Speedometer sender |
| G32 | Coolant shortage indicator sender |
| G266 | Oil level and oil temperature sender |
| S5 | Fuse 5 in fuse holder |
| S7 | Fuse 7 in fuse holder |
| T14a | 14-pin connector |
| 85 | Earth connection 1, in engine compartment wiring harness |
| 269 | Earth connection (sender earth) 1, in dash panel wiring harness |
| 608 | Earth point, central in plenum chamber |
| A20 | Positive connection (15a), in dash panel wiring harness |
| B163 | Positive connection 1 (15), in interior wiring harness |
| * | Only models with manual gearbox |
| *2 | Only models with automatic gearbox |
Wiring Diagram VW BORA 2004 - Control unit in dash panel insert
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G5 | Rev. counter |
| J285 | Control unit in dash panel insert |
| K3 | Oil pressure warning lamp |
| K28 | Coolant temperature and coolant shortage warning lamp |
| K38 | Oil level warning lamp |
| K105 | Reserve fuel warning lamp |
| T32 | 32-pin connector |
| * | Only models with manual gearbox |
Wiring Diagram VW BORA 2004 - Multifunction display call-up button - Multifunction display memory switch - Ambient temperature sensor - Control unit in dash panel insert - Data bus diagnostic interface
| E86 | Multifunction display call-up button |
| E109 | Multifunction display memory switch |
| G17 | Ambient temperature sensor |
| G21 | Speedometer |
| H3 | Buzzer and gong |
| J119 | Multifunction indicator |
| J285 | Control unit in dash panel insert |
| J533 | Data bus diagnostic interface |
| K2 | Alternator warning lamp |
| K29 | Glow period warning lamp |
| K31 | Cruise control system warning lamp |
| T6e | 6-pin connector |
| T16 | 16-pin connector |
| T32 | 32-pin connector |
| T32a | 32-pin connector |
| U31 | Diagnostic connection |
| A76 | Connection (K-diagnosis wire), in dash panel wiring harness |
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