Infiniti QX4 (R50). Manual — part 326
MEL800L
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
WARNING LAMPS
Wiring Diagram — WARN — (Cont’d)
EL-121
SEL062WA
Fuel Warning Lamp Sensor Check
NBEL0166
1.
Turn ignition switch “OFF”.
2.
Disconnect fuel level sensor unit harness connector B12.
3.
Connect a resistor (80
Ω
) between fuel tank gauge unit harness
connector terminals 2 and 3.
4.
Turn ignition switch “ON”.
The fuel warning lamp should come on.
NOTE:
ECM might store the 1st trip DTC P0180 during this inspection.
If the DTC is stored in ECM memory, erase the DTC after recon-
necting fuel tank gauge unit harness connector.
Refer to EC-60, “HOW TO ERASE EMISSION-RELATED DIAG-
NOSTIC INFORMATION”.
MEL425F
Electrical Components Inspection
NBEL0051
OIL PRESSURE SWITCH CHECK
NBEL0051S02
Oil pressure
kPa (kg/cm
2
, psi)
Continuity
Engine start
More than 10 - 20
(0.1 - 0.2, 1 - 3)
NO
Engine stop
Less than 10 - 20
(0.1 - 0.2, 1 - 3)
YES
Check the continuity between the terminals of oil pressure switch
and body ground.
SEL901F
DIODE CHECK
NBEL0051S03
I
Check continuity using an ohmmeter.
I
Diode is functioning properly if test results are as shown in the
figure at left.
I
Check diodes at the combination meter harness connector
instead of checking them on the combination meter assembly.
Refer to EL-115, “WARNING LAMP” wiring diagrams.
NOTE:
Specification may vary depending on the type of tester. Before
performing this inspection, be sure to refer to the instruction
manual for the tester to be used.
WARNING LAMPS
Fuel Warning Lamp Sensor Check
EL-122
Wiring Diagram — AT/IND —
NBEL0203
MEL801L
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
A/T INDICATOR
Wiring Diagram — AT/IND —
EL-123
MEL802L
A/T INDICATOR
Wiring Diagram — AT/IND — (Cont’d)
EL-124
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