Opel Frontera UBS. Manual - part 1326

 

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Opel Frontera UBS. Manual - part 1326

 

 

6A – 54 ENGINE MECHANICAL

14. Camshaft pulley

1) Align TDC mark with crankshaft pulley and gear

case cover.

2) Set camshaft stopper on the end of intake and

exhaust camshaft.

Camshaft Stopper: 5-8840-2592-0

3) Install key to camshaft and install camshaft

pulley.

4) Apply engine oil to camshaft pulley fixing bolt

and tighten bolt with angular tightening method.

First step: 40 N·m (4.0 kg·m / 29 lb ft)
Second step: 60° to 90°

15. Timing belt

1) Install tensioner and tighten the bolt temporarily.
2) Align timing mark with camshaft pulley timing

mark and timing gear case timing mark.

3) Set No.1 cylinder TDC position.

4) Install the timing belt in the following order

camshaft pulley, oil pump pulley, tensioner.

NOTE: 

1) It is recommended for easy installation that the belt

be secured with a double clip after it is installed to
each pulley.

2) The “ISUZU” mark should be read from the front of

the engine when installing the timing belt.

5) Install the belt tensioner.
6) Conform not phase difference each pulley.
7) Tension the timing belt with two turns of the

crankshaft.

8) Tighten the tensioner bolt in order A to B to the

specified torque.

Torque: Bolt A 5 N·m (0.5 kg·m/3.6 lb ft)

Bolt B 2 N·m (0.2 kg·m/1.4 lb ft)

Legend

(1) Align Mark
(2) Camshaft Pulley
(3) Timing Belt
(4) Oil Pump Pulley
(5) Bolt B
(6) Tensioner Assy
(7) Tensioner Bolt A
(8) Tensioner Spring

16. CMP sensor bracket

1) Install CMP sensor bracket and tighten bolt to

the specified torque.

Torque: 20 N·m (2.0 kg·m / 14.5 lb ft)
17. Timing belt cover

1) Install timing belt cover and tighten bolt to the

specified torque.

Torque: 9 N·m (0.9 kg·m / 6.5 lb ft)

2) Tighten CMP sensor to the specified torque.

Torque: 9 N·m (0.9 kg·m / 6.5 lb ft)

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2

3

8

6

7

4

5

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ENGINE MECHANICAL 6A – 55

18. Crankshaft damper pulley

1) Insert damper pulley with the crankshaft key

groove set on the key.

2) Tighten damper pulley bolt to the specified

torque. 

Torque: 220 N·m (22 kg·m / 159 lb ft)

19. Cooling fan Assembly

1) Install the cooling fan assembly to the fan pulley,

tighten the nuts to the specified torque.

Torque: 8 N·m (0.8 kg·m / 5.8 lb ft)
20. AC generator drive belt.

1) Temporarily tighten generator fixing bolts and

belt tensioner adjustment plate.

2) Tension the generator drive belt then tighten the

generator fixing bolt.

Torque: 40 N·m (4.0 kg·m / 29 lb ft)

3) Tighten the belt tensioner adjustment plate bolt.

Torque: 20 N·m (2.0 kg·m / 14.5 lb ft)

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6A – 56 ENGINE MECHANICAL

VALVE STEM SEAL, VALVE SPRING AND ADJUSTER

REMOVAL

1. Disconnect battery ground cable.
2. Drain engine coolant.
3. Remove the air duct from between air cleaner and

turbocharger.

4. Remove intercooler assembly.

Refer to “Intercooler” in this manual.

5. Remove oil level gauge guide assembly.
6. Disconnect PCV hose.
7. Disconnect EGR vacuum hose.
8. Disconnect harness connectors around the cylinder

head such as the injector, CMP sensor, MAP
sensor, EGR sensor, EVRV, IAT sensor, A/C
compressor, TP stepping motor, TP sensor and fuel
temperature sensor etc.

9. Remove A/C compressor assembly.

10. Remove A/C compressor bracket.
11. Remove generator assembly and take out drive

belt.

12. Remove heat protector, remove exhaust valve

assembly.

13. Remove water cooling hose and lubrication pipe for

turbocharger.

14. Remove turbocharger assembly.
15. Remove hose between thermostat and radiator.
16. Remove noise insulator cover of cylinder head.

NOTE: Do not damage injector harness.

17. Remove high pressure oil pipe.
18. Remove timing belt cover.
19. Remove CMP sensor bracket.
20. Remove timing belt tensioner then remove timing

belt.

21. Remove camshaft pulley.
22. Remove front plate.
23. Remove engine coolant pipe between cylinder

head and water pump.

1

2
3
4

5

6

9

10

7

8

011RW031

Legend

(1)

Adjuster

(2)

Tappet

(3)

Split Collar

(4)

Spring Seat Upper

(5)

Valve Spring

(6)

Spring Seat Lower

(7)

Valve Stem Seal

(8)

Valve Guide

(9)

Valve Seat

(10)

Valve

ENGINE MECHANICAL 6A – 57

24. Remove fuel pipe between fuel pump and intake

manifold.

25. Remove fuel return pipe from rear of cylinder head.
26. Remove intake manifold assembly.
27. Disconnect glow plug harness and remove glow

plug.

28. Remove cylinder head cover.
29. Remove injector harness connector.
30. Disconnect harness connector from oil pressure

sensor and oil temperature sensor on the oil rail.

31. Remove injector harness assembly.
32. Remove injector clamp.
33. Remove injector is fixed bolts.
34. Remove injector assembly.
35. Remove oil rail.
36. Remove camshaft carrier assembly with camshaft.
37. Remove cylinder head assembly.
38. Disassemble valve spring according to the following

method.
1) Use valve spring compressor then remove split

collars.

2) Valve spring compressor: 5-8840-2441-0

NOTE: Put removed valve spring in order of cylinder
number.

39. Valve stem seal.

1) Use a screwdriver or pliers to remove valve

stem seal.

NOTE: Do not reuse removed valve stem seal.

INSPECTION AND REPAIR

Make the necessary adjustments, repairs and part
replacements if excessive wear or damage is
discovered during inspection.

Valve spring

CAUTION: Visually inspect the valve springs and
replace them if damage or abnormal wear is
evident.

1. Free height

1) Measure the free height of the springs. The

springs must be replaced if the height is below
the specified limit.

Standard: 45.85 mm (1.8051in)
Limit: 43.9 mm (1.7283 in)

2. Squareness

1) Measure the valve spring squareness with a

steel square.

2) Replace the valve springs if the measured value

exceeds the specified limit.

Limit: 1.6 mm (0.063 in)

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