Cadillac 60 Series 1963 Shop Manual page 575

16-106
BODY
100. Typical Failures of
Horizontal Seat Circuit
CONDITION
CAUSE
CORRECTION
The seat motor does not oper-
ate in either the forward or
rearward direction.
1. Open or short circuit in
feed harness.
2. Inoperative motor.
1. Connect one light tester
lead to feed terminal of
switch block and ground
other tester lead to body
metal. If tester does not
light, there is an open or
s h o r t circuit b e t w e e n
switch and power source.
2. Check operation of seat
control switch with jumper
wire. See "Checking Door
Window Control" for sim-
ilar operation.
3. Check circuit from control
switch to motor for short
or open circuit and check
ground wire attachment at
adjuster.
4. Check operation of motor
with No. 12 gage jumper
wire. Connect one end of
jumper w i r e to power
source and the other end to
one of the seat motor ter-
minals. Motor should oper-
ate. Perform same check
at the other motor terminal.
If motor does not operate,
r e p a i r or replace as
required.
The seat motor operates in
only one direction.
1. Defective switch.
2. Open or short circuit in
motor feed wires.
3. Defective seat motor.
1. Check operation of seat
control switch with jumper
wire.
2. Check circuit from control
switch to motor for short
or open circuit.
3. Check operation of motor
with No. 12 gage jumper
wire. Connect one end of
jumper wire to p o w e r
source and the other end to
one of the seat motor ter-
minals. Motor should oper-
ate. Perform same check
at the other motor terminal.
If motor does not operate,
repair or replace motor as
required.