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Chrysler History

Power Module 1984-88. Logic Module 1984 -88. SBEC 1989 SBEC II 1991. SMEC 1997. Chrysler History. 1984 to 1988. Logic Module: Fuel System Control Located in pass compartment Single or Multipoint injection Power Module: Located in air inlet tube for cooling Controls actuators

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Chrysler History

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  1. Power Module 1984-88 Logic Module 1984 -88 SBEC 1989 SBEC II 1991 SMEC 1997 Chrysler History

  2. 1984 to 1988 • Logic Module: • Fuel System Control • Located in pass compartment • Single or Multipoint injection • Power Module: • Located in air inlet tube for cooling • Controls actuators • Includes ignition, fuel pump, injectors and charging system

  3. Single Point “EFI” • Pre 1986, high pressure (36 PSI) • After 1986, low pressure (14.5 PSI) • 1984-87 high side injector control

  4. ASD Relay Power To Ignition coil, injectors, O2 Heaters, & Fuel Pump (till 1996) and Alternator Field

  5. Power & Logic Module Schematic

  6. 2002 NGC

  7. 1987 SMEC Both Logic & Power ModuleLocated in Air Inlet Tube

  8. 1989 SBEC & 1991 SBEC II Single Board Engine Controller60 PIN single connector. Car Truck & Jeep

  9. SBEC III 1995 • No Air Cooling • Start Of OBD II Phase In • SBEC IIIA till 2001

  10. JTEC 1996 to Present • Start Of OBD II Phase In • Replaced by NGC in 2002.5 (Durango)

  11. 2002 NGC Next Generation Controller • Replaces SBEC (LH) and JTEC (2002.5 Durango 4.7) • Includes PCM, TCM, and ETC • Also start of NVLD • Most be programmed at installation • All Chryslers by 2005

  12. EFI & PFI injectors

  13. Returnless Fuel

  14. Thank You

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