Ford COUGAR 1968 Shop Manual page 620

PART 15-1
-
Lighting Systems
15-5
LEFTVACUUM RIGHT VACUUM
COVERMOTOR COVERMOTOR
K 218aA
FIG.
6-Headlight Cover Vacuum System-Cougar
If Reservoir Leak Test OK
retest the hose at point D.
Repair or replace the hose between
C l If Retest At Point D Not
OK
points
A
and B.
Leak test the connector at point H.
A2 If Point D Check OK
If Leak Test At Point H Not
OK
Turn the headlight switch O N and
Leak test both cover motors and
leak test the hose at point D.
replace as required.
If Leak Test At Point H
OK
B 1 If Hose Leak'rest At Point D Not OK
Check for vacuum through the hose
Turn the headlight switch O F F and
a t point E.
If Vacuum At Point E Not
OK
Repair or replace the hose between
points D and E.
If Vacuum At Point E
OK
Perform a leak test a t the headlight
switch (Refer to Headlight Cover Vac-
uum System Leak Test in this section).
If Headlight Switch Test Not
OK
Replace the headlight switch.
If Headlight Switch Test
OK
Repair leaks in the OPEN and
CLOSE circuits.
C2 If Retest At Point D OK
Perform leak test at the connector
H.
D l If Leak Test At Point H Not OK
Perform leak test on the hose a t
point I.
If Leak Test At Point I Not OK
Leak test the left cover motor a t
point N.
If Left Cover Motor Not
OK
Replace the cover motor.
If Left Cover Motor 0 K
Repair or replace the hose between
points I and N.
If Leak Test At Point I
OK
Perform the leak, test on the right
cover motor a t point Q .
If Right Cover Motor Not OK
Replace the right cover motor.