Leon Mk2
Note
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1 - | Differential pressure sender -G505- |
q | Fitting location → Fig. |
q | Adaption must be performed after renewing this component |
q | removing and fitting → Chapter |
2 - | Hall sender -G40- (camshaft position sensor) |
q | Fitting location → Fig. |
3 - | Lambda probe -G39- |
q | Fitting location → Chapter |
q | removing and fitting → Chapter |
q | 50 Nm |
4 - | Injectors (piezo injectors) |
q | Fitting location → Fig. |
q | removing and fitting → Chapter |
5 - | Charge pressure actuator position sender -G581- |
q | Fitting location → Fig. |
6 - | Charge pressure control solenoid valve -N75- |
q | Fitting location → Fig. |
q | Electrical connector for exhaust gas temperature sender 3 -G495- |
7 - | Connector |
q | For exhaust gas temperature sender 4 -G648- |
q | For exhaust gas temperature sender 1 -G235- |
q | for lambda probe -G39- |
q | Fitting location → Fig. |
8 - | Pressure retention valve |
q | The pressure retention valve has to maintain a residual pressure (controlled quantity) of approx. 10 bar in the fuel return lines. |
q | This piezo injectors require this controlled quantity for their function. |
q | The pressure retention valve may only be renewed together with the fuel return lines. |
q | After replacement, engine must be run at idling speed for approx. 2 minutes to bleed fuel system |
9 - | Fuel pressure regulating valve -N276- |
q | Fitting location → Fig. |
q | Checking → Chapter |
q | removing and fitting → Chapter |
10 - | Air mass meter -G70- |
q | removing and fitting → Chapter |
11 - | Engine control unit -J623- |
q | Fitting location → Fig. |
q | removing and fitting → Chapter |
12 - | Coolant temperature sender -G62- |
q | Fitting location → Fig. |
q | removing and fitting → Chapter |
13 - | Engine speed sender -G28- |
q | Fitting location → Fig. |
q | 4.5 Nm |
14 - | Variable intake manifold motor -V183- |
q | With variable intake manifold position sender -G513- |
q | Fitting location → Fig. |
15 - | Exhaust gas recirculation cooler changeover valve -N345- |
q | Fitting location → Fig. |
16 - | Pump for exhaust gas recirculation cooler -V178- |
q | Fitting location → Fig. |
17 - | Intake manifold flap motor -V157- |
q | With throttle valve potentiometer -G69- |
q | Fitting location → Fig. |
q | Intake manifold: Components overview → Chapter |
q | removing and fitting → Chapter |
18 - | Charge air pressure sender -G31- |
q | Combined with intake air temperature sender -G42- |
q | Fitting location → Fig. |
q | removing and fitting → Chapter |
19 - | Glow plugs |
q | Glow plug 1 -Q10- |
q | Glow plug 2 -Q11- |
q | Glow plug 3 -Q12- |
q | Glow plug 4 -Q13- |
q | removing and fitting → Chapter |
20 - | Fuel temperature sender -G81- in fuel supply line |
q | Fitting location → Fig. |
21 - | Exhaust gas recirculation valve -N18- and exhaust gas recirculation potentiometer -G212- |
q | Fitting location → Fig. |
22 - | Fuel supply pipe connection (high-pressure line) to the fuel rail |
23 - | High-pressure fuel pump with fuel metering valve -N290- |
q | Do not open fuel metering valve -N290- |
q | After renewing, first fuel filling „MUST“ be performed (it is important not to allow pump to run while it is still empty) → Chapter |
q | removing and fitting → Chapter |
24 - | Connection for the fuel return line to the fuel filter |
25 - | Radiator outlet coolant temperature sender -G83- |
q | Fitting location → Fig. |
q | removing and fitting → Chapter |
26 - | Fuel pressure sender -G247- |
q | Fitting location → Fig. |
q | removing and fitting → Chapter |
q | 70 Nm |
27 - | Fuel filter |
q | Fuel filter: Components overview → Chapter |
q | Renew fuel filter → Booklet601. |
A - | Low heat output relay -J359- and high heat output relay -J360- |
q | Fitting location → Current flow diagrams, Electrical fault finding and Fitting locations |
B - | Brake light switch -F- and brake pedal switch -F47- |
q | Fitting location → Fig. |
q | In footwell on brake pedal |
C - | Clutch position sender -G476- |
q | Fitting location → Fig. |
q | Only on vehicles with manual gearboxes |
D - | Accelerator position sender -G79- |
q | Fitting location → Fig. |
E - | Exhaust gas temperature sender 3 -G495- |
q | Lambda probe and pressure differential sender: Components overview → Chapter |
q | removing and fitting → Chapter |
F - | Exhaust gas temperature sender 1 -G235- |
q | Fitting location → Fig. |
q | removing and fitting → Chapter |
G - | Exhaust gas temperature sender 4 -G648- |
q | Fitting location → Fig. |
q | Lambda probe and differential presseure sender: Components overview → Chapter |
q | removing and fitting → Chapter |
H - | Particulate filter |
q | Fitted on vehicle underbody |
q | Combined as one component with main catalytic converter |
q | Adaption must be performed after renewing this component |
q | removing and fitting → Chapter |
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