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FUEL SYSTEM (DFI) 3-93
Subthrottle Valve Actuator (Service Code 62)
Subthrottle Valve Actuator Removal
CAUTION
Do not remove the subthrottle valve actuator [A]
since it has been adjusted and set with precision
at the factory.
Never drop the actuator , especially on a hard sur-
face. Such a shock to the actuator can damage it.
Subthrottle Valve Actuator Inspection
•
Remove the air cleaner housing (see Air Cleaner Housing
Removal).
•
Turn the ignition switch ON.
•
Check to see that all subthrottle valves [A] open and close
smoothly.
If the subthrottle valves do not operate, check the actuator
internal resistance (see Resistance Inspection).
Resistance Inspection
•
Turn the ignition switch OFF.
•
Disconnect the subthrottle valve actuator connector [A].
•
Connect a digital meter to the connector [A].
•
Measure the subthrottle valve actuator resistance.
Subthrottle Valve Actuator Resistance
Connections:
Y lead [1] ←→ P lead [2]
BK lead [3] ←→ G lead [4]
Standard: About 5 ∼ 7 Ω
If the reading is out of the range, replace the throttle body
assy (see Throttle Body Assy section).
If the reading is within the range, check the input voltage
(see Input Voltage Inspection in this section).
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