Opel Frontera UBS. Service manual — part 397
4JG2-NA/4JG2-TURBO ENGINE 6A2 – 9
4.
Injection Pipes
•
Tighten the sleeve nut to the specified torque
3.
Heater and Oil Cooler Pipe Fixing Bolts
•
Tighten fixing bolts to the specified torque
2.
Oil Level Gauge Tube (4JG2-T only)
1.
Inter Cooler (4JG2-T only)
•
Refer to “Inter cooler installation”steps in this
section.
19 (1.9/14)
N·m(Kg·m/lb·ft)
29 (3.0/22)
N·m(Kg·m/lb·ft)
6A2 – 10 4JG2-NA/4JG2-TURBO ENGINE
EXHAUST MANIFOLD
REMOVAL
1.
Turbocharger (4JG2-T only)
•
Refer to the “Turbocharger” removal in this
section.
2.
Exhaust Manifold
INSTALLATION
2.
Exhaust Manifold
•
Tighten the fixing nuts and bolts to the specified
torque.
1.
Turbocharger (4JG2-T only)
•
Refer to the “Turbocharger” installation in this
section.
26 (2.7/20)
N·m(Kg·m/lb·ft)
Bolt
19 (1.9/14)
N·m(Kg·m/lb·ft)
Nut
4JG2-NA/4JG2-TURBO ENGINE 6A2 – 11
TURBOCHARGER (4JG2-T only)
REMOVAL
Preparation
•
Space stand and remove right front tire
•
Remove battery
•
Drain coolant
1.
Air Cleaner Cover & Air Duct
•
Disconnect connecting rubbers and stay fixing
bolts.
2.
Intercooler Assembly (4JG2-T Only)
•
Refer to intercooler removal steps in this section.
3.
Power Steering (P/S) Pump Drive Belts
•
Loosen P/S pump fixing bolts and adjusting bolt
and remove two drive belt.
4.
Engine Ground Cable
6A2– 12 4JG2-NA/4JG2-TURBO ENGINE
5.
Air Conditioner (A/C) Compressor Assembly
•
Remove A/C compressor fixng bolt (rear under
side of compressor) by using a long extension bar
at under side of wheel arch.
•
Disconnect magnetic clutch harness connector.
•
Removal fixing bolts (upper and front lower sides
of compressor) and set A/C compressor asm with
pipelines on battery cable.
6.
Water Inlet Pipe: Turbo (4JG2-T Only)
7.
Oil Feed Pipe: Turbo (4JG2-T Only)
•
Remove joint bolt from turbo charger.
•
Plug up oil port of turbocharger to prevent
entrance of foreign material.
8.
Oil Return Pipe: Turbo (4JG2-T Only)
•
Disconnect oil return pipe flange from
turbocharger.
9.
Water Outlet Pipe: Turbo (4JG2-T Only)
10. Exh. Pipe: Ft (4JG2-T Only)
11. Heat Protector (4JG2-T Only)
12. Exh. Adapter (4JG2-T Only)
13. Turbocharger Assembly (4JG2-T Only)
•
Remove turbocharger asm from exhaust
manifold.
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