Chrysler Conquest 1988 Service Manual page 556

8-306
ETACS - Checking Circuit
-.
6. SLOW, FAST, CANCEL Switch Input Circuit
-~
$;eyt harness
(Front harness
side)
(Front harness
side)
(ECU connectorterminafs)
IbY.3SYl
T
Step
1
2
Check method
Condition -
IG SW: OFF
B-a, B-b
or B-c
connector:
separation
FAST, SLOW
or CANCEL
SW:
ON -OFF
IG SW: OFF
B-a, B-b or B-c
connector:
connection
ECU
connector:
separation
FAST, SLOW
or CANCEL
SW:
ON e-+ OFF
Check object
Continuity between
B-a, B-b or B-c
connector terminals
SLOW: GY-Ground
FAST: Br-Ground
CANCEL:
LgY-Ground
Continuity between
the ECU terminal
and ground
SLOW: 5-Ground
P&f$LGround
31-Ground
Judgement
IG SW: Ignition Switch, ECU: Electronic Control Unit
Malfunction
Remains
~0.
Remains
00.
Remains
all.
Remains
coil.
Remains
OR.
T
Cause Remedy
Damaged or dis-
connected wir-
ing between
ECU and B-a
(LgR or LgB)
or B-c (LgY)
connector
Damaged or dis-
connected wir-
ing of B-b (B) or
B-c (V connector
Short-circuit
between ECU
and B-a or B-c
(LgRLgB or LgY)
Repair the harness.