Illustration 3 HEUI Fuel System

TM 9-2320-312-24-2

Troubleshooting Section

g00457847

Illustration 3

HEUI Fuel System

(1) Hydraulic pump. (2) Oil flow to engine. (3) Oil filter. (4) Engine oil pump. (5) Oil cooler. (6) IAP sensor. (7) Injectors. (8) Fuel supply rail.

(9) Fuel pressure regulator. (10) IAP control valve. (11) Fuel filter. (12) Fuel tank. (13) Back of cam gear. (14) Speed/Timing sensors. (15)

ECM. (16) Boost pressure sensor. (17) Accelerator pedal. (18) Accelerator pedal position sensor. (19) Batteries. (20) Coolant temperature

sensor. (21) Data link. (22) Exhaust brake relay. (23) Inlet air temperature sensor. (24) Transmission relay. (25) Vehicle speed sensor. (26)

Air inlet heater relay. (27) Air inlet heater. (28) Fast idle lamp. (29) Check engine lamp. (30) Speedometer and tachometer. (31) Cruise

ON/OFF switch and SET/RESUME switch. (32) PTO ON/OFF switch and SET/RESUME switch. (33) Service brake switches. (34) Neutral and

clutch switches. (35) Fuel transfer pump.