5000S Sedan L5-2226cc 2.22L SOHC (KZ) (1985)
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Trip Computer: All Technical Service Bulletins
Main Control Unit Troubleshooting
Multi-Point Connector
Troubleshooting
Multi-point connector, 35 point,
measure between terminals:
additional steps
specifications
remarks
27 and ground
approx.
spec's NOT OK
0 Ohms
- repair wire break according to current
flow diagram
7 and 27
switch ignition
approx, 12.0Vspec's NOT OK
voltage supply
ON
- repair
wire break according to current
flow diagram
1 and 27
start engine
approx. 12.0V
spec's NOT OK
voltage while starting
- repair wire according to current flow diagram
3 and 27
approx.
spec's NOT OK
0.3 bar oil pressure switch
0 Ohms
- disconnect blue/black wire from oil pressure
switch and connect to ground
-
repeat measurement spec's OK
-
replace oil pressure switch spec's NOT OK
-
repair wire break according to current flow diagram start engine infinity Ohms spec's NOT OK
-
disconnect blue/black wire from oil pressure switch
-
repeat measurement spec's OK
-
replace oil pressure switch spec's NOT OK
-
repair short circuit according to current flow diagram
Multi-point connector, 35 point,
measure between terminals:
additional steps specifications
remarks
2 and 27
infinity Ohms
spec's NOT OK
1.8 bar oil pressure switch
- disconnect white/gray wire from oil pressure
switch
-
repeat measurement spec's OK
-
replace oil pressure switch spec's NOT OK
-
repair short circuit according to current flow diagram start engine approx. spec's NOT OK
0 Ohms
- disconnect white/gray wire from oil pressure
switch and connect to ground
-
repeat measurement spec's OK
-
replace oil pressure switch spec's NOT OK
-
repair wire break according to current flow diagram
4 and 27
fill container
infinity Ohms
spec's NOT OK
sending unit for windshield
with water
- disconnect plug from sending unit
washer fluid
- repeat measurement
spec's OK
-
replace sending unit spec's NOT OK
-
repair short circuit according to current flow diagram
