Chrysler Conquest 1988 Service Manual page 329

ETACS
- Checkina Circuit
8-317
(I) LOCK side
(continued from previous page)
T T
Check method
Judgement
Step
Cause Remedy
Condition Check object
I
Normal
Malfunction
1 Separate the
ECU's har-
ness connec-
tor; then
short-circuit
terminal
No. 20 (front
harness side
RL line), and
activate the
door lock
relay.
Replace the door
lock relay.
B-a, B-b and B-c
connector (front
harness side)
terminal voltage
(WR-Ground)
Battery
voltage
ov Malfunction of
the door lock
relay
Repair the harness Harness dam-
aged or discon-
nected
2
B-a and B-b
connectors:
separation
Continuity between
B-a and B-b
connectors (door
harness side)
terminals
(YG-WR)
OIR
Malfunction of
the door lock
actuator
Replace the door
lock actuator.
(Refer to GROUP 23
BODY - Door.)
Harness dam-
aged or discon-
nected
Repair the harness.
3
B-a and B-b
connectors:
separation
Malfunction of
the door unlock
relay
Replace the door
unlock relay.
Continuity between
B-a and B-b con-
nectors (front
harness side) and
ground
(YG-Ground)
00
Harness dam-
aged or discon-
nected
Repair the harness.
ECU: Electronic Control Unit
u
Step
N
r
LOCK side
Check method
r
Judgement
Remedy Cause
I-
I
!
(
(
J
Malfunction of
the door unlock
relay
Harness dam-
aged or discon-
nected
Malfunction of
the door lock
actuator
Malfunction of
the door lock
relay
Harness dam-
aged or discon-
nected
Normal Malfunction
Condition Check object
B-a, B-b and B-d
connector (front
harness side)
terminal voltage
(YG-Ground)
Battery
r/oltage
ov
1
Replace the door
unlock relay.
Separate the
ECU's har-
ness connec-
tor; then
short-circuit
terminal
No. 19 (front
harness side
GL line), and
activate the
door unlock
relay.
B-a and B-b
connectors:
separation
Repair the harness.
Replace the door
lock actuator.
(Refer to GROUP 23
BODY-Door.)
Continuity between
B-a and B-b
connectors (door
harness side)
terminals
(YG-WR)
3R 2
Replace the door
lock relay.
Continuity between
B-a and B-b con-
nectors (front
harness side) and
ground
,WR-Ground)
3 Ii-l
B-a and B-b
connectors:
separation
Repair the harness.
ECU: Electronic Control Unit