SECTION 21 — GASOLINE VEHICLE - FUEL SYSTEM
21
Gasoline Vehicle - Fuel System
DANGER
• See General Warnings on page 1-2.
WARNING
• See General Warnings on page 1-2.
WARNING
• Fuel may be under pressure. Use extreme caution when disconnecting fuel line to prevent the spray of
fuel onto hot engine.
GENERAL INFORMATION
The engine is equipped with a throttle body/fuel injector assembly that is controlled by an ECU and requires no
adjustment. The ECU monitors engine conditions through inputs from a Manifold Absolute Pressure (MAP) sensor,
engine block temperature sensor and ignition timing.
EFI SYSTEM FEATURES/SPECIFICATIONS
• The fuel pump operating pressure is 50 psi +/- 3. The Kohler fuel pressure gauge has a psi variance of +/- 3.
• Fuel pump operates for a few seconds when key switch is turned to the ON position; it stops if no engine RPM
is detected by the ECU
• The ECU indicates a fault code through the malfunction indicator light (MIL)
• In-tank fuel pump
• Return-less system
• High fuel pressure system
• Controls fuel pump, fuel injector, and oil lamp
• Automatic altitude compensation
• Closed-loop system (includes oxygen sensor)
• Separate EFI wire harness
• Fail-safe function
2020 Precedent,Villager 2 and 4 Maintenance and Service Manual
Page 21-1
Summary of Contents for DS Villager 4
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Page 483: ...GASOLINE MAIN HARNESS Wiring Diagrams Gasoline Main Harness 26 ...
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Page 485: ...GASOLINE INSTRUMENT PANEL HARNESS Wiring Diagrams Gasoline Instrument Panel Harness 26 ...
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Page 495: ...ELECTRIC LIGHT HARNESS Wiring Diagrams Electric Light Harness 26 ...
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Page 497: ...ELECTRIC DC TO DC CONVERTER HARNESS Wiring Diagrams Electric DC to DC Converter Harness 26 ...
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