Chrysler Conquest 1988 Service Manual page 315

ETACS
- Checking Circuit
8-303
3.
A/INT Switch Input Circuit
ECU
--
--
Fuse
Power
SUPPlY
I
Column
switch
B-a
I
2-B 2-B
I
-
I' fqgqq$
1
in switch side)
(Front harness side)
L!#
(ECU connector terminals)
16Y3629
Step
1
2
Check method
Condition
IG SW: OFF
B-a
connector:
separation
AJINT
switch:
ON ts OFF
IG SW: OFF
B-a
connector:
ECU
connector:
separation
AIINT
switch:
ON f-, OFF
-
Ctieck object
Continuity between
B-a connector (col-
umn switch side)
terminals
(BY-B)
Continuity between
the ECU terminal
and ground
(22-Ground)
Judgement
Normal Malfunction
Remains
~cl.
Remains
Of-l.
Remains
aa.
Remains
OfI.
T
Cause
A/INT switch
or harness
damaged or
disconnected,
or short-
circuit
Damaged or dis-
connected wir-
ing of B-a con-
nector B line, or
of LgW line
between ECU
and B-a
Short-circuit of
LgW line
between ECU
and A-a
Remedy
Replace the part
or repair the
harness. (Refer
to P.8-203.1
Repair the harness.
Repair the harness.
IG SW: Ignition Switch, ECU: Electronic Control Unit