General information
Fuel system type - rear-mounted tank; distributor-type high-pressure fuel pump with integrated transfer pump, indirect injection
The order of operation of the cylinders - 1-3-4-2 (No. 1 on flywheel side)
High pressure fuel pump
Type - Bosch or Lucas
The direction of rotation is clockwise as viewed from the side of the toothed pulley.
Pump Injection Advance*:
- Pump I - UC3S - A9A engines (XUD7L), D9B (XUD9A) and DJY (XUD9Y):
Static injection advance:
- Engine position - #4 piston at TDC
- Pump position - the value is indicated on the pump (see text)
Bosch Pump - DJY Engine (XUD9Y):
Static injection advance:
- Engine position - No. 4 piston at TDC
- Pump position - 0.66±0.02 mm
The frequency of rotation of the crankshaft in idle mode:
- Without air conditioning - 800 + 0-50 rpm
- With air conditioning - 850 + 0-50 rpm
Decay prevention rotation speed - 1500±100 rpm
Damping prevention shim thickness*:
- With Lucas pump - 4.0 mm
- With Bosch pump - 3.0 mm
- High idle speed - 950±50 rpm
Maximum speed*:
- A9A engines (XUD7L) and 09B (XUD9A) — 5150+125 rpm
DJY engine (XUD9Y):
- With Lucas pump - 5150±125 rpm
- With Bosch pump - 5100 + 80 rpm
* For more information on the engine identification code, please refer to chapter 2B.
Nozzles
Type - pin nozzle
Opening pressure:
- With Lucas pump - 140 bar
- With Bosch pump - 130 bar
Tightening torques for threaded connections - Nm
Union nuts of fuel lines - 20
Nuts / bolts of fastening of the fuel pump of a high pressure — 20
Nut of a gear pulley of the fuel pump of a high pressure — 50
Bolts of a puller of a gear pulley of the fuel pump of a high pressure - 0
High pressure fuel pump mounting hole plug:
- Lucas pump - 6
- Bosch pump - 15
- Injectors to the cylinder head - 90
- Cylinder TDC Blank - No. 4 30