3-74 FUEL SYSTEM (EFI)
Throttle Body Assy
Idle Speed Inspection
Refer to the Idle Speed Inspection in the Periodic
Maintenance chapter.
Engine Vacuum Synchronization Inspection/
Adjustment
Refer to the Engine Vacuum Synchronization In-
spection in the Periodic Maintenance chapter.
High Altitude Performance Adjustment
Any modification is not necessary in this model since
the inlet air pressure sensor [A] senses inlet air pres
sure change due to high altitude and the ECU com-
pensates the change.
Gasoline is extremely flammable and can be
explosive under certain conditions. Turn the ig-
nition switch OFF. Disconnect the battery (-)
cable terminal. Do not smoke. Make sure the
area is well-ventilated and free from any
source of flame or sparks; this includes any ap-
pliance with a pilot light.
Be prepared for fuel spillage: any spilled fuel
must be completely wiped up immediately.
Remove:
Fuel Tank (see Fuel Tank Removal)
Air Filter Housing (see Air Filter Housing Removal)
Disconnect:
Throttle Body Sensor Connector [A]
Fuel Hose Lower End [B]
Evaporative emission control hose [C] of cylinder 1
Loosen:
Clamp [D] of cylinder 1
Disconnect:
Fuel injector connector [E] of cylinder 1
Throttle cable
[A] connections
Loosen:
Clamp [B]
Disconnect:
Fuel injector connector [C] of clinder 2
Evaporative emission control hose [D] of cylinder 2
Throttle Body Assy Removal
GNINRAW
!
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