Topaz L4-140 2.3L HSC (1984)
Mixture Control Solenoid: Customer Interest
Fuel Control Solenoid - Hesitation/Surge
Article No. 84-1-7
HESITATION/SURGE - ACCELERATION FROM STEADY SPEEDS/INITIAL DRIVEAWAY (2.3L HSC) - WARM/ COLD ENGINE
FORD 1984 TEMPO
LINCOLN-MERCURY 1984 TOPAZ
CALIBRATION: 4-26K-R22
Vehicles which exhibit conditions of hesitation/surge during acceleration from steady speeds or initial driveaway can be serviced by modifying the
vacuum signal to the carburetor fuel control solenoid.
NOTE:
Only a few hundred 4-26K-R22 units were built in early December, 1983.
1.
Remove engine electrical/vacuum harness sight shield at cowl by removing two retaining pins.
Figure 10
2.
Cut the manifold vacuum line (black/red stripe) approximately 1-1/2" from the plastic vacuum line and install a 3/16" angled "T" connector, part
number 383008-S as shown in Figure 10.
NOTE:
Two black with red stripe vacuum lines are shown in Figure 10 which go to an intake manifold fitting. DO NOT CUT the vacuum line
which contains the blue/black check valve.
3.
Remove the vacuum line from the lower front port of the carburetor fuel control solenoid and install a 3/16" plastic connector, part number
383003-S and cap (382444-S) as shown in Figure 10.
4.
Install an 8" piece of 5/32" vacuum hose, part number D0PZ-12226-B to the lower front port of the carburetor fuel control solenoid, and the 3/16"
angled "T" as shown in Figure 10.
5.
Install a Ford modification decal denoting changes revising the calibration decal from 4-26K-R22 to 4-26K-R24.