Fuel Control Solenoid -Hesitation/Sag On Acceleration
84ford20Article No. 84-2-10
HESITATION/SAG ON TIP-IN ACCELERATION FROM STEADY DRIVING (WARM ENGINE)
FORD 1984 TEMPO
LINCOLN-MERCURY 1984 TOPAZ
If one of the subject vehicles exhibits a hesitation/sag on acceleration from steady speeds with a warm engine, the Fuel Control Solenoid should be checked using the following procedure:
FIGURE 11:
Diagnostic Procedure:
^ Disconnect the harness connector from the Fuel Control Solenoid.
^ "T" a vacuum gage into the 5/32 inch hose between the solenoid and carburetor (Figure 11).
^ Start the engine and idle.
^ The vacuum should read between 1.0 and 2.5 inches Hg.
^ Then apply 12 volts to the solenoid.
^ The vacuum should read between 4.0 and 5.5 inches Hg.
If the vacuum output is not as specified, replace the Fuel Control Solenoid (E43Z-9B998-A).
PART NUMBER PART NAME CLASS
E43Z-9B998-A Fuel Control Solenoid C
OTHER APPLICABLE ARTICLES: None
WARRANTY STATUS: Reimbursable within the provisions of the Warranty and Policy Manual.
OPERATION: To perform check - SP9998B83
TIME: 0.3 Hr.
OPERATION: To check and replace - SP9998D83
TIME: 0.4 Hr. DLR. CODING: Basic Part No. 9B998 Code: 41