Cadillac 60 Series 1963 Shop Manual page 362

ELECTRICAL SYSTEM
12-81
CRUISE CONTROL DIAGNOSIS CHART (Cont'd.)
CONDITION
Automatic Control Engages at
Selected Speed without using
Selector Switch.
Automatic Control Remains
Engaged When Brake Pedal is
Touched.
Unit Does Not Remain Inop-
erative in the "Off" Position
Pulsating Accelerator Pedal
Carburetor Does Not Return
to Normal Idle.
Unit Does Not Control at Se-
lected Speed.
Speedometer Does Not Regis-
ter or Unit Does Not Operate
POSSIBLE CAUSE
Continuous ground in ground
circuit or switch.
Inoperative cut-out switch on
brake pedal.
Omni-switch not properly ad-
justed.
Speedometer cable or drive
cable kinked or lack of lub-
rication.
Improper accelerator linkage
adjustment.
Improper carburetor or ac-
celerator linkage adjustment.
Weak throttle return spring.
Improper control cable adjust-
ment.
Selector dial not installed pro-
perly.
Speedometer drive gear in
transmission defective.
Broken drive cable from trans-
mission to power unit.
Damaged drive gear or nylon
gear in power unit.
REMEDY
Check for ground and repair
as required.
Perform Electrical Test, Note
98b.
Perform Electrical Test, Note
98b.
Adjust brake light switch or
replace is necessary.
Adjust Omni-switch points ac-
cording to Note 102.
Lubricate or replace cables
if necessary.
Adjust accelerator linkage.
Adjust throttle control rod T.V.
rod, and accelerator linkage.
Replace spring.
Adjust control cable as de-
scribed in Note 101.
Reinstall selector dial as de-
scribed in Note 95.
Replace gear.
Replace drive cable.
Replace nylon gear. If metal
drive gear is damaged, replace
housing assembly.