Wiring Diagram AUDI A4 CABRIOLET 2007 - Motronic current supply relay - radiator fan control unit - fuses
| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| J226 | Starter inhibitor and reversing light relay |
| J433 | Starter inhibitor relay |
| J434 | Starter inhibitor relay, clutch pedal switch |
| S88 | Strip fuse |
| T4ae | 4-pin connector, black, next to battery |
| T10a | 10-pin connector, brown, connector point, electronics box, plenum chamber |
| 11 | Earth point, in battery box |
| 500 | Screw connection -1- (30), on relay plate |
| * | Only applies to models with manual gearbox |
| ** | Only applies to models with six-speed automatic gearbox (AG6), ⇒ applicable Current Flow Diagram: Automatic gearbox |
| *** | Only applies to models with US equipment and manual gearbox, ⇒ applicable Current Flow Diagram: Starter inhibitor relay, clutch pedal switch |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Injectors
| D | Ignition/starter switch |
| J17 | Fuel pump relay |
| S5 | Fuse in fuse box/relay plate |
| S7 | Fuse in fuse box/relay plate |
| S14 | Fuse in fuse box/relay plate |
| S228 | Fuse in fuse box |
| S232 | Fuse in fuse box |
| S234 | Fuse in fuse box |
| S243 | Fuse in fuse box |
| 501 | Screw connection -2- (30), on relay plate |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A32 | Positive (+) connection (30), in dash panel wiring harness |
| A57 | Positive (+) connection -3- (30), in dash panel wiring harness |
| A98 | Positive (+) connection -4- (30), in dash panel wiring harness |
| A99 | Connection -1- (87), in dash panel wiring harness |
| A152 | Connection -5- (87), in dash panel wiring harness |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Radiator fan control unit - injectors
| J220 | Motronic control unit |
| J271 | Motronic current supply relay |
| J293 | Radiator fan control unit |
| J671 | Radiator fan control unit 2 |
| S4 | Fuse in fuse box/relay plate |
| S229 | Fuse in fuse box |
| S282 | Engine electronics fuse |
| S286 | Automatic gearbox fuse (for ATF pump run-on) |
| T4y | 4-pin connector, black, in engine compartment |
| T6n | 6-pin connector, on radiator fan control unit -2- |
| T6o | 6-pin connector, on radiator fan control unit |
| T10d | 10-pin connector, grey, connector point, A pillar, left |
| T17d | 17-pin connector, red, connector point, electronics box, plenum chamber |
| T17e | 17-pin connector, white, connector point, electronics box, plenum chamber |
| 12 | Earth point, in engine compartment, left |
| 83 | Earth connection -1-, in front right wiring harness |
| 121 | Earth connection -2-, in front right wiring harness |
| D50 | Positive (+) connection (30), in engine compartment wiring harness |
| * | Only applies to models with six-speed automatic gearbox (AG6) |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Air mass meter - continued coolant circulation relay - inlet camshaft timing adjustment valves
| J220 | Motronic control unit |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| N33 | Injector, cylinder 4 |
| N83 | Injector, cylinder 5 |
| N84 | Injector, cylinder 6 |
| T10a | 10-pin connector, brown, connector point, electronics box, plenum chamber |
| D95 | Connection (injectors), in engine compartment wiring harness |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Engine speed sender - knock sensors
| J220 | Motronic control unit |
| J293 | Radiator fan control unit |
| J671 | Radiator fan control unit 2 |
| N85 | Injector, cylinder 7 |
| N86 | Injector, cylinder 8 |
| N112 | Secondary air inlet valve |
| N144 | Electro/hydraulic engine mounting solenoid valve, left |
| N145 | Electro/hydraulic engine mounting solenoid valve, right |
| N156 | Variable intake manifold change-over valve |
| T4y | 4-pin connector, black, in engine compartment |
| T6n | 6-pin connector, on radiator fan control unit -2- |
| T6o | 6-pin connector, on radiator fan control unit |
| T10a | 10-pin connector, brown, connector point, electronics box, plenum chamber |
| T10d | 10-pin connector, grey, connector point, A pillar, left |
| T17d | 17-pin connector, red, connector point, electronics box, plenum chamber |
| D22 | Connection (via fuse 234), in front right wiring harness |
| D95 | Connection (injectors), in engine compartment wiring harness |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Hall sender - knock sensors
| G70 | Air mass meter |
| J151 | Continued coolant circulation relay |
| J220 | Motronic control unit |
| J234 | Airbag control unit |
| N80 | Activated charcoal filter solenoid valve 1 |
| N205 | Inlet camshaft timing adjustment valve 1 |
| N208 | Inlet camshaft timing adjustment valve 2 |
| T17d | 17-pin connector, red, connector point, electronics box, plenum chamber |
| V51 | Continued coolant circulation pump |
| V144 | Fuel system diagnostic pump |
| 121 | Earth connection -2-, in front right wiring harness |
| A125 | Connection (crash signal), in dash panel wiring harness |
| D22 | Connection (via fuse 234), in front right wiring harness |
| E7 | Connection (87a), in Motronic wiring harness |
| * | For countries with hot climate only |
| ** | Only applies to models with automatic gearbox (models for USA equipped with manual gearbox) |
| *** | Only applies to models with six-speed automatic gearbox (AG6) |
| **** | No longer fitted (phased-in modification) |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Lambda probes - lambda probe heaters
| G28 | Engine speed sender |
| G61 | Knock sensor 1 |
| G66 | Knock sensor 2 |
| J220 | Motronic control unit |
| T3 | 3-pin connector, grey, on engine block |
| T3e | 3-pin connector, blue, on engine block |
| T3f | 3-pin connector, black, on engine block |
| 104 | Earth connection, in front right wiring harness, sensor earth |
| 220 | Earth connection (sender earth), in engine wiring harness |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Lambda probes 2 - heaters for lambda probes 2
| G40 | Hall sender |
| G163 | Hall sender 2 |
| G198 | Knock sensor 3 |
| G199 | Knock sensor 4 |
| J220 | Motronic control unit |
| T3b | 3-pin connector, blue, on engine block |
| T3g | 3-pin connector, black, on engine block |
| 104 | Earth connection, in front right wiring harness, sensor earth |
| 220 | Earth connection (sender earth), in engine wiring harness |
| D141 | Connection (5V), in engine wiring harness |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Coolant shortage indicator switch - coolant temperature gauge sender
| G39 | Lambda probe |
| G130 | Lambda probe downstream of catalytic converter |
| J220 | Motronic control unit |
| T4a | 4-pin connector, green, connector point, lambda probe (bulkhead) |
| T6 | 6-pin connector, black, connector point, lambda probe (bulkhead) |
| Z19 | Lambda probe heater |
| Z29 | Lambda probe 1 heater, downstream of catalytic converter |
| 220 | Earth connection (sender earth), in engine wiring harness |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Accelerator pedal position senders - throttle valve module
| G108 | Lambda probe 2 |
| G131 | Lambda probe 2 downstream of catalytic converter |
| J220 | Motronic control unit |
| T4c | 4-pin connector, brown, connector point, lambda probe (bulkhead) |
| T6a | 6-pin connector, black, connector point, lambda probe (bulkhead) |
| Z28 | Lambda probe 2 heater |
| Z30 | Lambda probe 2 heater, downstream of catalytic converter |
| 220 | Earth connection (sender earth), in engine wiring harness |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Ignition coils
| F66 | Coolant shortage indicator switch |
| G2 | Coolant temperature gauge sender |
| G62 | Coolant temperature sender |
| J220 | Motronic control unit |
| J299 | Secondary air pump relay |
| S130 | Secondary air pump fuse |
| T10 | 10-pin connector, black, connector point, electronics box, plenum chamber |
| V101 | Secondary air pump motor |
| 12 | Earth point, in engine compartment, left |
| 220 | Earth connection (sender earth), in engine wiring harness |
| 269 | Earth connection (sender earth) -1-, in dash panel wiring harness |
| 327 | Earth connection (sender earth), in engine compartment wiring harness |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Ignition coils
| F | Brake light switch |
| F36 | Clutch pedal switch |
| G79 | Accelerator pedal position sender |
| G185 | Accelerator pedal position sender 2 |
| J220 | Motronic control unit |
| J338 | Throttle valve module |
| J527 | Steering column electronics control unit |
| T16a | 16-pin connector, black, on steering column electronics control unit |
| T17e | 17-pin connector, white, connector point, electronics box, plenum chamber |
| A18 | Connection (54), in dash panel wiring harness |
| A20 | Positive (+) connection (15a), in dash panel wiring harness |
| A154 | Connection (brake pedal switch), in dash panel wiring harness |
| * | Only applies to models with manual gearbox |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Automatic gearbox control unit - data bus wire
| J220 | Motronic control unit |
| N70 | Ignition coil 1 with output stage |
| N127 | Ignition coil 2 with output stage |
| N291 | Ignition coil 3 with output stage |
| N292 | Ignition coil 4 with output stage |
| P | Spark plug connector |
| Q | Spark plugs |
| 19 | Earth point, near ignition coil |
| 121 | Earth connection -2-, in front right wiring harness |
| 343 | Earth connection (ignition coil), in injection system wiring harness |
| D23 | Connection (via fuse 229), in front right wiring harness |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Oil pressure switch - pre-supply fuel pump - oil level and oil temperature sender
| J220 | Motronic control unit |
| N323 | Ignition coil 5 with output stage |
| N324 | Ignition coil 6 with output stage |
| N325 | Ignition coil 7 with output stage |
| N326 | Ignition coil 8 with output stage |
| P | Spark plug connector |
| Q | Spark plugs |
| T10 | 10-pin connector, black, connector point, electronics box, plenum chamber |
| 83 | Earth connection -1-, in front right wiring harness |
| 343 | Earth connection (ignition coil), in injection system wiring harness |
| D23 | Connection (via fuse 229), in front right wiring harness |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Automatic gearbox control unit - data bus wire
| J217 | Automatic gearbox control unit |
| J220 | Motronic control unit |
| J285 | Control unit in dash panel insert |
| T10a | 10-pin connector, brown, connector point, electronics box, plenum chamber |
| T16 | 16-pin connector, black, diagnostic connector |
| T17d | 17-pin connector, red, connector point, electronics box, plenum chamber |
| T32a | 32-pin connector, green, on dash panel insert |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| * | Only applies to models with six-speed automatic gearbox (AG6) |
| • | Data bus wire (CAN bus) |
Wiring Diagram AUDI A4 CABRIOLET 2007 - Oil pressure switch - pre-supply fuel pump - oil level and oil temperature sender
| F1 | Oil pressure switch |
| G | Fuel gauge sender |
| G6 | Pre-supply fuel pump |
| G169 | Fuel gauge sender 2 |
| G266 | Oil level and oil temperature sender |
| J285 | Control unit in dash panel insert |
| K2 | Alternator warning lamp |
| T10 | 10-pin connector, black, connector point, electronics box, plenum chamber |
| T10a | 10-pin connector, brown, connector point, electronics box, plenum chamber |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| 83 | Earth connection -1-, in front right wiring harness |
| 249 | Earth connection -2-, in interior wiring harness |
| 269 | Earth connection (sender earth) -1-, in dash panel wiring harness |
| A17 | Connection (61), in dash panel wiring harness |
| A74 | Connection (15a, fuse 5), in dash panel wiring harness |
| * | Only applies to models with four-wheel drive |
AUDI A4 CABRIOLET 2007 Overview of relay
| 1 - | Relay carrier (3-pin) |
| q | Components: -J359-, -J360- |
| q | Location → page 803/3 |
| 2 - | Relay carrier (9-pin) with onboard supply control unit |
| q | Components: -J4-, -J9-, -J17-, -J53-, -J59-, -J236-, -J569-, -J695- |
| q | Location up to October 2005 → page 803/4 |
| q | Location from November 2005 → page 803/5 |
| q | Location component -J569- for engine code BNS → page 803/15 |
| q | Location component -J17- for some engine variants ⇒ Item → 4 page → 803/2 |
| 3 - | Relay carrier (4-pin) with screw connection |
| q | Components: -J662-, -J663-, -J610- |
| q | Location → page 803/6 |
| Audi Cabriolet | Fitting Locations | No. 803 / 2 |
| 4 - | Relay carrier (4-pin) |
| q | Components: -J17-, -J52-, -J60-, -J151-, -J155-, -J179-, -J207-, -J226-, -J271-, -J299-, -J317-, -J434-, -J496-, -J569-, -J757-, -V274- |
| q | Location for petrol engines, up to October 2005 → page 803/7 |
| q | Location for diesel engines, up to October 2005 → page 803/8 |
| q | Location for engine codes BRC, BPW, BRF, BRE → page 803/9 |
| q | Location for engine codes BKN, ASB, BSG, BPP → page 803/10 |
| q | Location for engine codes BWE, BPG, BWT → page 803/11 |
| q | Location for engine code ALT → Seite 803/12 |
| q | Location for engine codes BFB, BBK, BHF → page 803/13 |
| q | Location for engine codes AUK, BKH → Seite 803/14 |
| q | Location for engine code BNS → Seite 803/15 |
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