A4 Mk3
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1 - | Lambda probe -G39- and Lambda probe heater -Z19- |
q | Fitting location → Fig. |
q | Removing and installing → Chapter |
2 - | Connector |
q | For Lambda probe -G39- and Lambda probe heater -Z19- |
q | Fitting location → Fig. |
3 - | Hall sender 3 -G300- |
q | Fitting location → Fig. |
q | 9 Nm |
4 - | Lambda probe after catalytic converter -G130- and Lambda probe heater 1 after catalytic converter -Z29- |
q | Fitting location → Fig. |
q | Electrical connector for Lambda probe after catalytic converter -G130- and Lambda probe 1 heater after catalytic converter -Z29- |
q | Removing and installing → Chapter |
5 - | Fuel pressure regulating valve -N276- |
q | Fitting location → Fig. |
6 - | High-pressure pump |
q | Removing and installing → Fig. |
7 - | Coolant temperature sender -G62- |
q | Fitting location → Fig. |
8 - | Electrical connector for MPI injectors |
9 - | Hall sender -G40- |
q | Fitting location → Fig. |
q | 9 Nm |
10 - | Vacuum unit for air flow control flaps (intake manifold flaps) |
q | Fitting location → Fig. |
11 - | Intake manifold flap valve -N316- |
q | Fitting location → Fig. |
12 - | Engine speed sender -G28- |
q | Fitting location → Fig. |
q | Lubricate seal with oil |
q | Renew bolt |
q | 4 Nm + turn 45° further |
q | Removing and installing → Chapter |
13 - | Electrical connectors for |
q | Knock sensor 1 -G61- |
q | Intake manifold flap valve -N316- |
q | Fuel pressure sender -G247- |
q | Intake manifold flap potentiometer -G336- |
q | Hall sender -G40- |
q | FSI injectors N30 ... N33 |
q | Fitting location → Fig. |
14 - | Throttle valve module -J338-, throttle valve drive (electric throttle operation) -G186- |
q | Throttle valve drive angle sender 1 -G187- and throttle valve drive angle sender 2 -G188- |
q | Throttle valve module -J338- must always be re-adapted to engine control unit -J623- after removal and installation or if it has been renewed |
q | Fitting location → Fig. |
15 - | Engine control unit -J623- |
q | Fitting location → Fig. |
q | Removing and installing → Chapter |
16 - | Charge pressure sender -G31- |
q | Fitting location → Fig. |
q | Removing and installing → Rep. gr.21 |
17 - | Intake air temperature sender -G42- with intake manifold pressure sender -G71- |
q | Fitting location → Fig. |
18 - | Knock sensor 1 -G61- |
q | To remove, first remove coolant pump with thermostat |
q | 20 Nm |
q | Removing and installing → Chapter |
19 - | Fuel pressure sender for low pressure -G410- |
q | Fuel pressure sender for low pressure -G410- must be installed with an adapter |
q | 15 Nm |
q | Fitting location → Fig. |
q | Removing and installing → Chapter |
20 - | Fuel pressure sender -G247- |
q | Fitting location → Fig. |
q | 27 Nm |
q | Removing and installing → Chapter |
21 - | Valve for oil pressure control -N428- |
q | Fitting location → Fig. |
q | Removing and installing → Rep. gr.17 |
22 - | Oil pressure switch -F22-, oil pressure switch for reduced oil pressure -F378- and piston cooling jet control valve -N522- |
q | Fitting location → Fig. |
q | Removing, installing and testing → Rep. gr.17 |
23 - | Intake manifold flap potentiometer -G336- |
q | Fitting location → Fig. |
24 - | Activated charcoal filter solenoid valve 1 -N80- |
q | Fitting location → Fig. |
25 - | Camshaft control valve 1 -N205- |
q | Fitting location → Fig. |
q | Removing and installing → Rep. gr.15 |
26 - | Ignition coils with output stages |
q | Fitting location → Fig. |
q | Removing and installing → Chapter |
27 - | Exhaust camshaft control valve 1 -N318- |
q | Fitting location → Fig. |
q | Removing and installing → Rep. gr.15 |
28 - | Turbocharger air recirculation valve -N249- and charge pressure positioner -V465- |
q | Located directly on turbocharger → Fig. |
q | Removing and installing → Rep. gr.21 |
29 - | Actuators for camshaft adjustment |
q | Actuator 1 for camshaft adjustment -F366- |
q | Actuator 2 for camshaft adjustment -F367- |
q | Actuator 3 for camshaft adjustment -F368- |
q | Actuator 4 for camshaft adjustment -F369- |
q | Actuator 5 for camshaft adjustment -F370- |
q | Actuator 6 for camshaft adjustment -F371- |
q | Actuator 7 for camshaft adjustment -F372- |
q | Actuator 8 for camshaft adjustment -F373- |
q | Fitting location → Fig. |
q | Removing and installing → Rep. gr.15 |
A - | FSI injectors |
q | In fuel rail |
q | Fitting location → Fig. |
q | Injector, cylinder 1 -N30- |
q | Injector, cylinder 2 -N31- |
q | Injector, cylinder 3 -N32- |
q | Injector, cylinder 4 -N33- |
q | Removing and installing → Chapter |
B - | MPI injectors |
q | In fuel rail |
q | Fitting location → Fig. |
q | Injector 2, cylinder 1 -N532- |
q | Injector 2, cylinder 2 -N533- |
q | Injector 2, cylinder 3 -N534- |
q | Injector 2, cylinder 4 -N535- |
q | Removing and installing → Chapter |
C - | Fuel pump control unit -J538- |
q | Fitting location → Fig. |
q | Removing and installing → Rep. gr.20 |
D - | Diagnostic connector |
q | In driver's knee restraint |
E - | Brake light switch - F- and brake pedal switch -F47- |
q | Fitting location → Fig. |
q | In footwell on brake pedal |
q | Removing and installing → Rep. gr.45 |
F - | Clutch position sender -G476- |
q | Only fitted on vehicles with manual gearbox |
q | Fitting location → Fig. |
G - | Accelerator position sender -G79- and accelerator position sender 2 -G185- |
q | Fitting location → Fig. |
q | On accelerator pedal (both senders are accommodated in one housing) |
q | Removing and installing → Rep. gr.20 |
H - | Radiator fan control unit -J293- |
q | Incorporated in radiator fan |
I - | Stage 3 oil pressure switch -F447- |
q | Fitting location → Fig. |
q | Removing and installing → Rep. gr.17 |
J - | Left electrohydraulic engine mounting solenoid valve -N144- |
q | Not installed in all vehicles (depends on gearbox type) |
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