SEAT Workshop Service and Repair Manuals

General plan of fitting points

Components A to V are not shown in the exploded view.

1 -	Solenoid valve 1 for active carbon filter unit (pulsed) -N80-

2 -	Motronic control unit -J220-

3 -	Exhaust gas recirculation valve -N18- and exhaust gas recirculation potentiometer -G212-

q	Only engine code BLR and BVY

q

→ Fig.

4 -	Valve -1- for variable distribution -N205-

q

→ Fig.

5 -	6-pin connector

q	Only engine code BLR and BVY

q

→ Fig.

q	Black connector for Lambda probe -G39- with Lambda probe heating -Z19-.

q	Brown connector for Lambda probe II -G108- with heating for Lambda probe 2 -Z28-, only for engine code BLR.

6 -	Coolant temperature sender -G62- (2-pin)

q

→ Fig.

7 -	Fuel pressure regulating valve -N276-

q

→ Fig.

8 -	Single piston high pressure pump

9 -	Coolant temperature sender - radiator outlet -G83-

q

→ Fig.

10 -	Intake air temperature sender-2- -G299-

q

→ Fig.

11 -	Intake manifold pressure sender -G71-with air intake temperature sender -G42-

q

→ Fig.

12 -	Throttle valve control mechanism -J338-

q	With activation of the Throttle valve control(electric accelerator control) -G186-, Angle senders -1- for throttle valve control (electric accelerator control) -G187- and Angle sender-2- for throttle valve control (electric accelerator control) -G188-

q

→ Fig.

13 -	8-pin connector for injectors

14 -	Manual vacuum pump

15 -	Ignition coils with output stages

q	Ignition coil 1 with output stage -N70-

q	Ignition coil 2 with output stage -N127-

q	Ignition coil 3 with output stage -N291-

q	Ignition coil 4 with output stage -N292-

16 -	Fuel pressure sender -G247-

q	removing and installing → Chapter

q	check → Chapter

q

→ Fig.

17 -	Variable intake manifold change-over valve -N156-

q

→ Fig.

18 -	Right front section of engine (according to the direction of travel)

q

→ Fig.

q	Fuel pressure sender, low pressure -G410-, only for engine code BLR and BLY.

q	Solenoid valve 1 for active carbon filter unit (pulsed) -N80-

q	Variable intake manifold change-over valve -N156-

q	3-contact connector of the Engine speed sender -G28-

q	Cooling system thermostat managed on the basis of a map of characteristics -F265-, only for engine code BLR and BLY.

q	3-contact connector for Knock sensor I -G61-

q	Hall sender -G40- (camshaft position sensor)

19 -	Hall sender -G40- (camshaft position sensor)

q

→ Fig.

A -	Diagnostics connection

q	On the roller muffler, on the driver's side

B -	Fuel pump control unit -J538-

q	Below rear seat → Fig.

C -	Warning light „EPC“

q	On the inside of the instrument panel

D -	Exhaust emissions warning light „MIL“

q	On the inside of the instrument panel

E -	Lambda probe -G39- with Heater for lambda probe -Z19-, 55 Nm

q	Only engine code BLR and BVY

q

→ Fig.

F -	Lambda probe 2 -G108- with Lambda probe heater 2 -Z28-, 55 Nm

q	Only engine code letters BLR

q

→ Fig.

G -	Lambda probe after catalytic converter -G130- and Heater for lambda probe 1, after catalytic converter -Z29-, 55 Nm

q	Only engine code BLR and BVY

q

→ Fig.

H -	Lambda probe 2 after catalytic converter -G131- with Lambda probe 2 heater after catalytic converter -Z30-, 55 Nm

q	Only engine code BLR and BVY

q

→ Fig.

I -	Lambda probe 3 after catalytic converter -G287- with Lambda probe 3 heater after catalytic converter -Z64-, 55 Nm

q	Only engine code BLR and BVY

q

→ Fig.

J -	Brake light switch - F- and brake pedal switch -F47-

q	In the footwell area, near the brake pedal

q

→ Fig.

K -	Accelerator pedal position sender -G79- and accelerator pedal position sender -2 -G185-

q	In the footwell area, near the accelerator pedal (both senders are located in the housing)

q

→ Fig.

L -	Potentiometer for clutch routing -G162-

q

→ Fig.

M -	Motronic current supply relay -J271-

q

→ Fig.

N -	Radiator fan excitation control unit

q	In the left-hand fan of the radiator (according to direction of travel)

O -

Injectors

q	In the fuel rail line (common channel)

q	Injector, cylinder 1 -N30-

q	Injector, cylinder 2 -N31-

q	Injector, cylinder 3 -N32-

q	Injector, cylinder 4 -N33-

The fuel injectors are high-pressure injectors. These inject fuel directly into the cylinder and high-pressure about (approx. 110 bar maximum)

P -	3-pin connector for knock sensor 2 -G66-

q

→ Fig.

Q -	Oil pressure switch -F1-

q

→ Fig.

R -	Engine speed sender -G28-

q

→ Fig.

S -	Knock sensor 1 -G61-, 20 Nm

q

→ Fig.

T -	Knock sensor 2 -G66-, 20 Nm

q

→ Fig.

V -	Intake manifold flap motor -V157-and Potentiometer for intake manifold flap -G336-, 20 Nm.

q

→ Fig.

Fuel pump control unit -J538- 1 -  Fuel pump control unit -J538-

Lambda probe -G39- with Lambda probe 2 -G108-. Only engine code BLR and BVY 1 -  Lambda probe -G39- withheater for the lambda probe -Z19- Tightening torque: 55 Nm. 2 -  Lambda probe 2 -G108- with heating for Lambda probe 2 -Z28-. only for engine code BLR Tightening torque: 55 Nm.

Lambda probe after catalytic converter -G130- and lambda probe 2 after catalytic converter -G131-. Only engine code BLR and BVY 1 -  For Lambda probe after catalytic converter -G130- with Heater for lambda probe 1, after catalytic converter -Z29-. Tightening torque: 55 Nm. 2 -  Lambda probe 2 after catalytic converter -G131- with Lambda probe 2 heater after catalytic converter -Z30-. Tightening torque: 55 Nm.

Lambda probes after the catalytic converter 1 -  For engine code BLR and BVY: Lambda probe 3 after catalytic converter -G287- with Lambda probe 3 heater after catalytic converter -Z64- Tightening torque: 55 Nm. 1 -  For engine code BLY and BVZ: Lambda probe after catalytic converter -G130- and Heater for lambda probe 1, after catalytic converter -Z29- Tightening torque: 55 Nm. 2 -  Only engine code BLR: Plug (according to version). Tightening torque: 45 Nm. 2 -  Engine code BLY and BVZ: Lambda probe -G39- withheater for the lambda probe -Z19-. Tightening torque: 55 Nm.

Connectors for lambda probes after catalytic converter, on the right-hand side of vehicle underside, below right hand floor cover.   Note The figure shows the position of the connectors for engine codes BLR and BVY. 2 -  Grey connector for Lambda probe 3 after catalytic converter -G287- with Heater for lambda probe 3, after catalytic converter -Z64-. 3 -  Brown connector for Lambda probe after catalytic converter -G130-withHeater for lambda probe 1, after catalytic converter -Z29- 4 -  Black connector for Lambda probe 2 after catalytic converter -G131- and Lambda probe 2 heater after catalytic converter -Z30-

Connectors for lambda probes before catalytic converter Only for engine codes BLR and BVY 1 -  Black connector for Lambda probe -G39- with Lambda probe heating -Z19- (for cylinders 1 and 4). 2 -  Brown connector for Lambda probe 2 -G108- with heating for Lambda probe 2 -Z28-, only for engine code BLR (For cylinders 2 and 3).

Intake air temperature sender-2- -G299- 1 -  Intake air temperature sender -2- -G299-.

Left front section of engine (according to the direction of travel) 1 -  Throttle valve control unit -J338-, with Throttle valve control (electric accelerator control) -G186-, Angle sender-1- for throttle valve control (electric accelerator control) -G187- and Angle sender -2 - for throttle valve control (electric accelerator control) -G188-. 2 -  Valve -1- for variable distribution -N205-. 3 -  Exhaust gas recirculation valve -N18- and Potentiometer for exhaust gas recirculation -G212-, only for engine code BLR and BVY. 4 -  Coolant temperature sender -G62-. 5 -  Fuel pressure regulator valve -N276-.

Right front section of engine, in the direction of travel 1 -  Fuel pressure sender, low pressure -G410-, only for engine code BLR and BLY. 2 -  Solenoid valve 1 for active carbon filter unit (pulsed) -N80-. 3 -  Variable intake manifold switch valve -N156-. 4 -  3-pin connector of the Engine speed sender -G28-. 5 -  Cooling system thermostat managed on the basis of a map of characteristics -F265-, only for engine code BLR and BLY. 6 -  3-pin connector for Knock sensor 1 -G61-. 7 -  Hall sender -G40- (camshaft position sensor).

Intake manifold pressure/air pressure sender -F96 /G71- with air intake temperature sender -G42- 1 -  Intake manifold pressure/air pressure sender -F96 /G71-with air intake temperature sender -G42-.

Knock sensor 1 -G61- and fuel pressure sender -G247- 1 -  3-pin connector for Knock sensor 1 -G61-. 2 -  Fuel pressure sender -G247-.

Coolant temperature sender - radiator outlet -G83- 1 -  Coolant temperature sender - radiator outlet -G83-.

Potentiometer for clutch routing -G162- 4 -  Connector for Potentiometer for clutch routing -G162-.

Fitting location of the brake light switch - F- and brake pedal switch -F47- in the footwell, on the brake pedal 1 -  Brake light switch - F- and brake pedal switch -F47-.

Assembly position of Accelerator pedal position sender -G79- and accelerator pedal position sender -2 -G185-. In the footwell area, near the accelerator pedal (both senders are located in the housing)

Motronic current supply relay -J271-  -  Motronic current supply relay -J271-, assembly position -R4-.

Fitting location 1 -  3-pin connector for Knock sensor 2 -G66-. 2 -  Oil pressure switch -F1-. 3 -  Engine speed sender -G28-.

Knock sensors(below the fuel rail gauge) 1 -  Knock sensor 1 -G61-. 2 -  Knock sensor 2 -G66-.

Intake manifold flap for regulating air 4 -  Connector for Intake manifold flap motor -V157-. A -  Intake manifold flap motor -V157- with Potentiometer for intake manifold flap -G336-.