Infiniti FX35 / FX45. Manual — part 292
WARNING LAMPS
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< SERVICE INFORMATION >
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Oil Pressure Warning Lamp Stays Off (Ignition Switch ON)
INFOID:0000000001328467
1.
CHECK OIL PRESSURE WARNING LAMP OPERATION
Activate IPDM E/R auto active test. Refer to
Does oil pressure warning lamp blink?
YES
>> GO TO 2.
NO
>> GO TO 5.
TKWM4353E
DI-44
< SERVICE INFORMATION >
WARNING LAMPS
2.
CHECK IPDM E/R INPUT SIGNAL
1.
Turn ignition switch ON.
2.
Check voltage between IPDM E/R harness connector E9 termi-
nal 57 and ground.
OK or NG
OK
>> Replace IPDM E/R. Refer to
.
NG
>> GO TO 3.
3.
CHECK OIL PRESSURE SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect oil pressure switch connector.
3.
Check oil pressure switch. Refer to
.
OK or NG
OK
>> GO TO 4.
NG
>> Replace oil pressure switch.
4.
CHECK OIL PRESSURE SWITCH CIRCUIT
1.
Disconnect IPDM E/R connector.
2.
Check continuity between IPDM E/R harness connector E9 ter-
minal 57 and oil pressure switch harness connector F1 terminal
1.
OK or NG
OK
>> Replace IPDM E/R. Refer to
.
NG
>> Repair harness or connector.
5.
CHECK UNIFIED METER AND A/C AMP. (CONSULT-III)
Perform self-diagnosis of unified meter and A/C amp. Refer to
DI-27, "CONSULT-III Function (METER/M&A)"
.
Self-diagnosis results
No malfunction detected >> GO TO 6.
Malfunction detected >> Check applicable parts, and repair or replace corresponding parts.
6.
CHECK UNIFIED METER AND A/C AMP. INPUT SIGNAL
1.
Select “METER/M&A” on CONSULT-III.
2.
Operate ignition switch with “OIL W/L” of “Data Monitor” and check operation status.
OK or NG
OK
>> Replace combination meter.
NG
>> GO TO 7.
7.
CHECK BCM INPUT SIGNAL
1.
Select “BCM” on CONSULT-III.
2.
Select “Data Monitor” of “SIGNAL BUFFER”.
57 – Ground
: Approx. 0 V
SKIB6449E
57 – 1
: Continuity should exist.
PKIB3572E
“OIL W/L”
When ignition switch is in ON
position (Engine stopped)
: On
When engine running
: Off
WARNING LAMPS
DI-45
< SERVICE INFORMATION >
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3.
Operate ignition switch with “OIL PRESS SW” of “Data Monitor” and check operate status.
OK or NG
OK
>> Replace BCM. Refer to
BCS-13, "Removal and Installation of BCM"
.
NG
>> Replace IPDM E/R. Refer to
PG-24, "Removal and Installation of IPDM E/R"
.
Oil Pressure Warning Lamp Does Not Turn Off (Oil Pressure Is Normal)
INFOID:0000000001328468
NOTE:
For oil pressure inspection, refer to
(VK45DE)
1.
CHECK OIL PRESSURE WARNING LAMP OPERATION
Activate IPDM E/R auto active test. Refer to
Does oil pressure warning lamp blink?
YES
>> GO TO 2.
NO
>> GO TO 5.
2.
CHECK IPDM E/R OUTPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect oil pressure switch connector.
3.
Turn ignition switch ON.
4.
Check voltage between oil pressure switch harness connector
F1 terminal 1 and ground.
OK or NG
OK
>> GO TO 3.
NG
>> GO TO 4.
3.
CHECK OIL PRESSURE SWITCH
1.
Turn ignition switch OFF.
2.
Check oil pressure switch. Refer to
.
OK or NG
OK
>> Replace IPDM E/R. Refer to
PG-24, "Removal and Installation of IPDM E/R"
.
NG
>> Replace oil pressure switch.
4.
CHECK OIL PRESSURE SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect IPDM E/R connector.
3.
Check continuity between IPDM E/R harness connector E9 ter-
minal 57 and ground.
OK or NG
OK
>> Replace IPDM E/R. Refer to
.
NG
>> Repair harness or connector.
“OIL PRESS SW”
When ignition switch is in ON
position (Engine stopped)
: On
When engine running
: Off
1 – Ground
: Approx. 12 V
PKIB3573E
57 – Ground
: Continuity should not exist.
SKIA5013E
DI-46
< SERVICE INFORMATION >
WARNING LAMPS
5.
CHECK IPDM E/R (CONSULT-III)
Perform self-diagnosis of IPDM E/R. Refer to
PG-18, "CONSULT-III Function (IPDM E/R)"
Self-diagnosis results
No malfunction detected >> Replace combination meter.
Malfunction detected >> Check applicable parts, and repair or replace corresponding parts.
Component Inspection
INFOID:0000000001328469
OIL PRESSURE SWITCH
Check continuity between oil pressure switch and ground.
Condition
Oil pressure [kPa (kg/cm
2
, psi)]
Continuity
Engine stopped
Less than 29 (0.3, 4)
Yes
Engine running
More than 29 (0.3, 4)
No
ELF0044D
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