How to Check the Compression Opel Vivaro A

Remove

1. 1. Remove engine immobiliser/instrument panel fuse from interior fuse box • Remove left ashtray housing from instrument panel – Release 4x clip

2. 2. Disconnect hose (1) from oil filler on air cleaner assembly, then move to one side • Release clip (2)

3. 3. Disconnect hose (2) from mass air flow meter (1) • Release clip
4. 4. Disconnect harness connector (3) from mass air flow meter

5. 5. Remove air intake duct (1) from air cleaner assembly (2) and front panel • Release 2x clip

6. 6. Remove air cleaner assembly from support frame • Pull off from 4x locating peg (1)

7. 7. For M9R 780, M9R 782, M9R 784, M9R 786 or M9R 788 engine, release charge pressure sensor and base adapter (2) from support frame (1) • Pull off
8. 8. For M9R 780, M9R 782, M9R 784, M9R 786 or M9R 788 engine, release harness for charge pressure sensor from support frame (1) • Release clip (3)

9. 9. Release fuel pipe (2) from support frame (1) • Release 2x clip

10. 10. Release harness (1) for mass air flow meter from support frame (2) • Release clip (3)

11. 11. Release harness for coolant heater assembly (if installed) from support frame • Release clip (2)
12. 12. Release bracket with coolant heater assembly (1) (if installed) from support frame • Remove bolt (3)

13. 13. Remove support frame (1) from engine compartment • Remove 2x nut (2), 2x bolt (3)
14. 14. Release fluid reservoir for power steering from upper front panel • Release clip, then pull upwards

15. 15. For M9R 630 engine, remove intercooler pipe (1) from vehicle • Release 2x clip (2)

16. 16. For M9R 780, M9R 782, M9R 784, M9R 786 or M9R 788 engine, remove intercooler pipe (1) from vehicle • Release 3x clip (2) • Disconnect harness connector (3)

17. 17. Disconnect 4x harness connector (1) from 4x glow plug • Pull off
18. 18. Remove 4x glow plug (2) from cylinder head

Measure

19. 19. Install Compression Test Adapter EN-48333 (1) to glow plug hole of No. 1 cylinder 11 Nm
20. 20. Install adapter (2) to Compression Test Adapter EN-48333
21. 21. Install compression tester (3) (commercially available) to adapter

22. 22. Crank engine and measure compression for cylinder No. 1
23. 23. Remove compression tester from adapter
24. 24. Remove adapter from Compression Test Adapter EN-48333
25. 25. Remove Compression Test Adapter EN-48333 from glow plug hole of No. 1 cylinder
26. 26. Repeat procedure for cylinders No. 2, No. 3 and No. 4

Install

27. 27. Install 4x glow plug (2) 18 Nm to cylinder head
28. 28. Connect 4x harness connector (1) to 4x glow plug • Push on

29. 29. For M9R 630 engine, install intercooler pipe (1) to vehicle • Secure 2x clip (2)

30. 30. For M9R 780, M9R 782, M9R 784, M9R 786 or M9R 788 engine, install intercooler pipe (1) to vehicle • Secure 3x clip (2) • Connect harness connector (3)

31. 31. Secure fluid reservoir for power steering to upper front panel • Secure to clip

32. 32. Install support frame (1) to engine compartment • Install 2x nut (2), 2x bolt (3) 8 Nm
33. 33. Secure bracket with coolant heater assembly (1) (if installed) to support frame • Install bolt (3)
34. 34. Secure harness for coolant heater assembly (if installed) to support frame • Secure clip (2)

35. 35. Secure harness (1) for mass air flow meter to support frame (2) • Secure clip (3)

36. 36. Secure fuel pipe (2) to support frame (1) • Secure 2x clip

37. 37. For M9R 780, M9R 782, M9R 784, M9R 786 or M9R 788 engine, secure harness for charge pressure sensor to support frame (1) • Secure clip (3)
38. 38. For M9R 780, M9R 782, M9R 784, M9R 786 or M9R 788 engine, secure charge pressure sensor and base adapter (2) to support frame • Push on

39. 39. Install air cleaner assembly to support frame • Push on to 4x locating peg (1)

40. 40. Install air intake duct (1) to air cleaner assembly (2) and front panel • Secure 2x clip

41. 41. Connect harness connector (3) to mass air flow meter
42. 42. Connect hose (2) to mass air flow meter (1) • Secure clip

43. 43. Connect hose (1) to oil filler on air cleaner assembly • Secure clip (2)

44. 44. Install engine immobiliser/instrument panel fuse to interior fuse box
45. 45. Install left ashtray housing to instrument panel • Secure 4x clip