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Opel Astra G 2.0 16V Turbo (1998ccm) 2003-2005


Service Repair Manual

Year2003-2005
Engine codeZ20LET
Engine size1998ccm
Power147kw
Idle speed730-950rpm
Compression11.0-14.0bar
Fuel systemBosch Motronic ME1.5.5
Firing order1-3-4-2
Spark plugBosch FLR8LDCU
Electrode gap0.9-1.1mm
CO0.5%
CO214.5-16%
HC100ppm
O20.1-0.5%
CO content at increased idle speed0.3%
Increased idle speed for CO test2800-3200rpm
Lambda0.97-1.03
Thermostat opens92℃
Battery44Ah
Alternator70A
Cylinder head tightening torque 125Nm
Cylinder head tightening torque 290°
Cylinder head tightening torque 390°
Cylinder head tightening torque 490°
Cylinder head tightening torque 515°
Spark plug Tightening torque25Nm
Engine oil with filter4.25l
Cooling system7.4l
Gearbox oil 1.75l
Engine oil gradeACEA A3-98 SAE 0W-30
ACEA A3-98 SAE 0W-40
ACEA A3-98 SAE 0W-50
Gearbox oil gradeOpel Nr. 1940768
Brake fluidDOT4
Timing belt60000km
Wheel info eng
Tire dimension (x/y R z)205/50 R16
215/40 R17
225/45 R14
Wheel bolt tightening torque (B)110Nm
Brakes info
Minimal front brake disk thickness (R)22mm
Minimal rear brake disk thickness (R)8mm


Manufacturer

Opel

Model

Astra G

Type

2.0 16V Turbo

Year

2003-2005

Engine code

Z20LET

Engine size

1998ccm

Power

147kw


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