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Home >> Saab >> 2004 >> 9-3 Linear, Automatic >> Repair and Diagnosis >> Engine Performance >> TRIONIC T8 Fuel Control System >> Technical Description >> Main components
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Main components

  1. Control module, Trionic T8 (589)
    Fig 1: Illustration For Step 1-16
    G03708702Courtesy of SAAB-SCANIA OF AMERICA, INC.
  2. Generator (2)
  3. Ignition lock (20)
  4. Contact, brake light (29)
  5. Engine oil pressure sensor (44)
  6. Fuel level sensor (46)

    Engine, fuel pump (323)

  7. Relay, fuel pump (102)
  8. Main relay, engine control system (229)
  9. Relay, oxygen sensor preheating (443)
  10. Electrical unit, petrol engine (727)
  11. Contact, clutch, cruise control (133)
  12. Contact, brake, cruise control (134)
  13. Boost pressure control valve (179a)
  14. Coolant temperature sensor (202)
  15. Mass air flow sensor (205)
  16. Injector cyl. 1-4 (206a-c)
  17. Engine oil level sensor (243)
    Fig 2: Illustration For Step 17-28
    G03708703Courtesy of SAAB-SCANIA OF AMERICA, INC.
  18. Ignition coil with integral power module, cyl. 1-4 (320a-c)
  19. EVAP canister purge valve (321)
  20. Relay, A/C compressor (156)
  21. Relay, starting relay (517)
  22. Camshaft position sensor (345)
  23. Throttle position sensor (379)
  24. Intake manifold sensor (688)
  25. Manifold absolute pressure sensor (431)
  26. Diagnostic socket, 16-pin, CARB (445)
  27. Atmospheric pressure sensor (539)
  28. Manifold absolute pressure sensor (585)
    Fig 3: Illustration For Step 29-37
    G03708704Courtesy of SAAB-SCANIA OF AMERICA, INC.
  29. Solenoid valve, shut-off EVAP (588)
  30. Preheated oxygen sensor, front (592)
  31. Preheated oxygen sensor, rear (593)
  32. Throttle body actuator unit (604)
  33. Solenoid valve, turbo by-pass (605)
  34. Pressure sensor, A/C (620)
  35. CIM (703)
  36. Pressure sensor, power steering fluid (739)
  37. CDM (740)
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