General information
System type:
Models with 1.9L engine:
- WJZ engine - indirect injection system, with distributor type high pressure fuel pump
- WJY engine - indirect injection system, with a high-pressure distributor-type fuel pump with semi-electronic control
- Models with 2.0L engine - type direct injection system «Common Rail» type HDi (High-pressure Diesel injection) with high pressure fuel pump and electronically controlled injectors
High pressure fuel pump type:
Models with 1.9L engine:
- WJZ engine - Bosch VE 4/9 or Lucas DWLP 11
- Engine WJY - Lucas DWLP12
- Models with a 2.0 l engine - Bosch EDC 15С2 or Siemens SID 801
Nozzles
Opening pressure:
- Models with 1.9 l engine - 133...138 bar
- Models with a 2.0 liter engine - controlled by a BEU
Turbocharger
Type - KKK KOZ
boost pressure (approximate) - 1 bar at 3000 rpm
Adjustment Data
Idle Speed - Models with 1.9L Engine*:
WJZ engine:
Lucas high pressure fuel pump:
- Models without air conditioning - 825±25 rpm
- Models with air conditioning - 875±25 rpm
Bosch high pressure fuel pump:
- Models without air conditioning - 800±25 rpm
- Models with air conditioning - 875±25 rpm
- WJY engine - 850±25 rpm
Idle speed - 2.0L models - 800±20 rpm - BEU controlled
Decay Prevention Speed - Models with 1.9L Engine:
- High pressure fuel pump Lucas - 1500±100 rpm
Bosch high pressure fuel pump:
- Models without air conditioning - 800 + 20 + 50 rpm
- Models with air conditioning - 875 + 20 + 50 rpm
Thickness of damping prevention shim:
- With Lucas High Pressure Fuel Pump - 3.0mm
- With Bosch high pressure fuel pump - 1.0 mm
High Idle - 1.9L Models*:
- WJZ engine - 950±25 rpm
- WJY engine - 1150±25 rpm
Maximum RPM:
- Models with 1.9 l engine - 5350±125 rpm
- Models with 2.0 l engine - 5000 rpm - controlled by BEU
* Please refer to chapter 2B for more information on the engine identification code.
Tightening torques for threaded connections - Nm
Models with 1.9L engine
Exhaust manifold nuts - 30
Nuts of union connections of fuel lines - 25
Intake manifold:
- Lower section nuts/bolts - 20
Top section:
- Bolts M6 - 8
- Bolts M8 - 18
High pressure fuel pump:
- Front bolts - 20
- Rear bolts - 23
- Bolts of fastening of a basic arm to a head of cylinders — 20
- Bolts of fastening of a gear pulley of the fuel pump of a high pressure to a nave — 23
- Injectors to the cylinder head - 90
Models with 2.0L engine
EGR valve bolts - 10
Exhaust manifold nuts - 20
Fuel filter bracket bolts - 18
Nuts of union connections of fuel lines - 20
Fuel pressure sensor - 35
Fuel rail mounting bolts - 23
Intake manifold nuts and bolts - 23
High pressure fuel pump:
- Front bolts/nut - 23
- Rear bracket bolts - 20
- Nuts of fastening of a basic arm to a head of cylinders — 20
- Nozzle retaining clip nut - 30
Turbocharger:
- Nuts - 25
- Exhaust flange bolts - 23
- Support bracket: Bracket-to-cylinder block mounting bolts - 23
- Bolt of fastening of an arm to a turbocharger — 30
Oil supply line:
- Bolt of union connection between the pipeline and the turbocharger - 22
- Nut of union connection between the pipeline and the block of cylinders — 48
- Oil return hose fitting bolts - 12