Tools for removing injection pump:
1 - pulley puller for high pressure fuel pump 0194-N;
2 - a stopper that prevents the rotation of the high pressure fuel pump pulley 0194-J;
3 - calibration pin of the high pressure fuel pump 0194-A.
Removing
Attention. Whenever the high pressure hoses are removed, replace them with new ones.
Place the car on a lift.
Note. After turning off the ignition, wait 15 minutes before disconnecting the battery to ensure that the initialization results of the various ECUs are remembered.
Disconnect the battery.
Remove:
- decorative cover;
- air filter housing;
- EGR exhaust gas recirculation valve (see corresponding operation).
Remove timing belt (see corresponding operation).
Remove:
- fuel pipes;
- bolt (1) high pressure tube supports;
- high pressure tube.
Install tool 1 on the high pressure fuel pump pulley (2).
Install tool 2 on the high pressure fuel pump support.
Loosen the nut to remove the pulley from the fuel pump shaft.
Remove tools 1 and 2.
Disconnect and plug the fuel return hoses.
Disconnect the pressure sensor connector from the fuel pump.
Loosen the bolts (3), (4) And (5) rear support of the injection pump and remove the rear support (6).
Loosen the three fixing screws (7) HPFP on its support and remove the high pressure fuel pump (8).
Installation
Note. Strictly follow the recommended tightening torques.
Check for key (9). Install the high pressure fuel pump on its front support.
Tighten the three bolts (7) torque 22±3 Nm.
Install the high pressure fuel pump rear support.
Tighten:
- bolt (3) torque 10±1 Nm;
- bolts (4) torque 10±1 Nm;
- bolt (5) torque 20±2 Nm.
Install pulley (2) high pressure fuel pump.
Install tool 2 on the fuel pump support.
Tighten the fuel pump pulley nut to 50±5 Nm.
Reconnect the high pressure fuel pump pressure sensor connector.
Note. When adjusting the timing drive, set the injection pump to the reference point using tool 3.
Install in place:
- new high pressure pipe;
- bolt (1) high pressure tube supports;
- fuel pipes;
- EGR exhaust gas recirculation valve.
Install the air filter chamber.
Connect the battery.
Carry out a road test:
- turn on 3rd gear;
- set the engine operation mode to 1000 rpm;
- increase the engine speed to 3500 rpm.
Remove the air filter housing.
Check tightness of fittings. Reinstall the air filter housing and decorative cover.