Polo Mk4
|
| A - | Brake pedal switch -F47- or Brake light switch -F- |
| q | Together in one case, in the feet compartment, on the brake pedal. |
| B - | Accelerator pedal position sensor -G79- and Sensor 2 of accelerator pedal position -G185- |
| q | At the feet compartment, on the accelerator pedal. |
| C - | Clutch pedal switch -F36- and Clutch pedal switch to start -F194- |
| q | In feet compartment, on clutch pedal. |
| D - | Fuel pressure regulator |
| q | On fuel filter (BAH engine) on Fuel pump (pre-supply pump) -G6- (BPA/CCRA engines) |
| 1 - | Cold start system petrol filling reservoir |
| q | BPA/CCRA engines. |
| q | This is not valid for CCRA engines with cold start system only with ethanol (E-Flex). |
| 2 - | Connector |
| q | Black, 3 poles. |
| q | To the Engine speed sensor -G28-. |
| 3 - | Connector |
| q | Black, 4 poles. |
| q | To the Intake manifold pressure sensor -G71- with the Air intake temperature sensor -G42-. |
| 4 - | Intake manifold |
| q | Remove and install → Chapter. |
| 5 - | Knock sensor 1 -G61- |
| q | Installation location. On the cylinder block, intake side. |
| q | Tightening torque = 20 Nm. |
| 6 - | Throttle valve module -J338- |
| 7 - | Engine speed sensor -G28- |
| q | Installation location: On the cylinder block, intake side, between engine and gearbox. |
| 8 - | Engine control unit -J623- |
| q | Fit or remove the connector only with ignition switched off. |
| q | Unlock to disengage. |
| 9 - | Ignition transformer -N152- |
| q | With codes for ignition cables, do not confuse. |
| q | Remove and install → Chapter. |
| 10 - | Heating control unit -J65- |
| q | Only for vehicles equipped with E-Flex start system. |
| 11 - | Cold start valve -N17- |
| q | Fir CCRA engines, it is close to the petrol reservoir. |
| 12 - | Hall Sensor -G40- |
| q | Remove and install. |
| 13 - | Connector |
| q | Black, 4 poles. |
| q | To the Lambda probe -G39- and Lambda probe heating -Z19-. |
| 14 - | Coolant temperature sensor -G62- |
| q | With 2-pole. |
| q | On the thermostat valve body. |
| 15 - | Lambda probe -G39-, 50 Nm |
| q | Installation location: On the exhaust tube for BAH and BPA engines and on the exhaust manifold for CCRA engines. |
| 16 - | Cylinder 1 injector -N30-, Cylinder 2 injector -N31-, Cylinder 3 injector -N32- and Cylinder 4 injector -N33- |
| 17 - | Fuel rail |
| q | With Resistance for fuel pre-heating -Z66-, Resistance 2 for fuel pre-heating -Z108-, Resistance 3 for fuel pre-heating -Z109- and Resistance 4 for fuel pre-heating -Z110- only for vehicles equipped with E-Flex cold start system. |
| q | Upon removal, disconnect battery earth wire from the fuel distributor with resistance. |
| q | Fastening screw torque, 10 Nm. |
| 18 - | Cold start system pipes |
| 19 - | Magnetic valve 1 for activated charcoal reservoir -N80- |
