Contents Wiring diagrams Section: Diesel Engine All sections

How to Replace the Exhaust Manifold Opel Vivaro A

Diesel Engine 57 illustrations ~1128 words

Remove

  1. 1. Disconnect battery negative lead
  2. 2. Remove engine cover insulation • Remove 3x cap (1), 3x bolt
  1. 3. Disconnect air intake ducting from air cleaner housing (1) • Release 2x clip
  1. 4. Disconnect harness connector (1) from mass air flow meter, then release harness (2) from air cleaner housing
  1. 5. Disconnect air intake hose for turbocharger from mass air flow meter • Release clip (1)
  1. 6. Release harness and fuel lines from 2x clip of air cleaner housing
  2. 7. Remove air cleaner housing from 2x support bracket • Remove front nut, washer (1) • Remove rear nut, washer (2)
  1. 8. For vehicles up to MY2006, disconnect air intake hose from intake manifold, then move to side • Release clamp (1)
  1. 9. For vehicles as of MY2007, remove pipe (1) from intercooler and intake manifold • Release 2x clip
  1. 10. Disconnect hose for charge pressure sensor from intake manifold • Release clamp (1)
  1. 11. Disconnect harness connector (1) from exhaust gas recirculation valve
  1. 12. Remove breather pipe (1) from air intake hose and engine oil separator (2) • Release 2x clip (3)
  1. 13. Raise vehicle
  2. 14. Remove engine and transmission undershield from vehicle
  3. 15. Remove right splash shield • Release wash hose (if installed) from support clip (1) • Remove 2x bolt (2) • Remove screw (3)
  1. 16. Disconnect front silencer from catalytic converter • Remove 2x nut (1)
  2. 17. Remove front silencer from intermediate pipe • Remove clamp (2)
  1. 18. Remove heat shield (1) from subframe • Remove 2x bolt
  1. 19. Disconnect negative lead from support bracket for catalytic converter • Remove nut (1)
  1. 20. Remove support bracket (1) from transmission, starter and catalytic converter • Remove 3x bolt, nut
  1. 21. Remove support bracket (1) from engine and catalytic converter • Remove nut (1), bolt (2)
  1. 22. Remove catalytic converter (1) from turbocharger • Remove 4x nut (2), gasket
  1. 23. Disconnect hose (1) from turbocharger, then remove from engine compartment • Release clamp (2)
  2. 24. Disconnect hose (3) from turbocharger • Release clamp (4)
  1. 25. Release support bracket for oil feed pipe from intake manifold • Remove bolt (1)
  1. 26. Disconnect oil feed pipe from turbocharger • Release union nut (1) – Discard O ring
  1. 27. Remove oil supply pipe from cylinder block • Release union nut (1) – Discard O ring
  1. 28. Disconnect oil return pipe from turbocharger • Remove 2x bolt (1), gasket
  1. 29. Disconnect vacuum hose (1) from wastegate vacuum actuator, then move to side
  1. 30. Remove turbocharger (1) from exhaust manifold • Remove 3x nut (2) – Discard gasket
  1. 31. Remove engine lifting eye (1) from exhaust manifold • Remove 2x bolt (2)
  1. 32. Disconnect pipe for exhaust gas recirculation (EGR) from exhaust manifold • Release clamp (1)
  1. 33. Remove exhaust manifold (1) from cylinder head • Remove 9x nut, gasket
  1. 34. Remove intake manifold (1) and gasket from cylinder head

Install

Important. Locking compound must be applied to the manifold stud on installation to the cylinder head to prevent coolant loss – see “Sealants, Lubricants and Locking Compounds”

  1. 35. Install new gasket and intake manifold (1) to cylinder head

Important. Locking compound must be applied to the manifold stud on installation to the cylinder head to prevent coolant loss – see “Sealants, Lubricants and Locking Compounds”

  1. 36. Install new exhaust manifold (1) to cylinder head • Clean mating surfaces • Install new gasket, 9x new nut 28 Nm symmetrically
  1. 37. Install engine lifting eye (1) to exhaust manifold • Install 2x bolt (2) 20 Nm
  1. 38. Connect pipe for EGR valve to exhaust manifold • Secure clamp (1)
  1. 39. Install turbocharger (1) to exhaust manifold • Use new gasket • Install 3x nut (2) 26 Nm
  1. 40. Connect vacuum hose (1) to wastegate vacuum actuator
  1. 41. Install oil feed pipe to cylinder block • Use new O ring • Secure union nut (1) 22 Nm
  1. 42. Install oil feed pipe to turbocharger • Use new O ring • Secure union nut (1) 22 Nm
  1. 43. Secure support bracket for oil supply pipe to intake manifold • Install bolt (1)
  1. 44. Connect oil return pipe to turbocharger • Use new gasket • Install 2x bolt (1) 12 Nm
  1. 45. Connect hose (3) to turbocharger • Secure clamp (4) • Install hose (1) to engine compartment, then connect to turbocharger • Secure clamp (2)
  1. 46. Install catalytic converter (1) to turbocharger • Use new gasket • Secure 4x nut (2) 24 Nm
  1. 47. Install support bracket (1) to engine and catalytic converter • Install nut (1) 30 Nm , bolt (2) 44 Nm
  1. 48. Install support bracket (1) to transmission, starter, and catalytic converter • Install 3x bolt 21 Nm , nut 21 Nm
  1. 49. Connect negative lead to support bracket for catalytic converter • Install nut (1) 21 Nm
  1. 50. Install heat shield (1) to subframe • Install 2x bolt 8 Nm
  1. 51. Connect front silencer to catalytic converter • Use new gasket • Install 2x nut (1)
  2. 52. Install front silencer to intermediate pipe • Install clamp (2)
  1. 53. Install right splash shield • Install 2x bolt (2) 8 Nm • Install screw (3) • Secure wash hose to support clip (1)
  1. 54. Install engine and transmission undershield to vehicle
  2. 55. Lower vehicle
  3. 56. Install breather pipe (1) to air intake hose and engine oil separator (2) • Secure 2x clip (3)
  1. 57. Connect harness connector (1) to exhaust gas recirculation valve
  1. 58. Connect hose for charge pressure sensor to intake manifold • Secure clamp (1)
  1. 59. For vehicles up to MY2006, connect air intake hose to intake manifold • Secure clamp (1)
  1. 60. For vehicles as of MY2007, install pipe (1) to intercooler and intake manifold • Secure 2x clip
  1. 61. Install air cleaner housing to 2x support bracket • Install front nut, washer (1) 8 Nm • Install rear nut, washer (2) 8 Nm
  1. 62. Secure harness and fuel lines to 2x clip of air cleaner housing
  2. 63. Connect air intake hose for turbocharger to mass air flow meter • Secure clamp (1)
  1. 64. Connect harness connector (1) to mass air flow meter, then secure harness (2) to air cleaner housing
  1. 65. Connect air intake ducting to air cleaner housing (1) • Secure 2x clip
  1. 66. Install engine cover insulation • Install 3x bolt, 3x cap (1)
  1. 67. Connect battery negative lead
  2. 68. Remove engine immobiliser/instrument panel fuse from interior fuse box • Remove left ashtray housing from instrument panel – Release 4x clip • For vehicles up to MY2006, remove fuse (2) • For vehicles from MY2007, remove fuse (1)
  1. 69. Crank engine for five seconds
  2. 70. Install engine immobiliser/instrument panel fuse to interior fuse box
  3. 71. Install left ashtray housing to instrument panel • Secure 4x clip
  4. 72. Program all volatile memories