2004 INFINITI QX56 Factory Service Manual

Page 1121 of 3371

INFINITI QX56 2004  Factory Service Manual DI-18
COMBINATION METERS
Revision: August 20072004 QX56
Power Supply and Ground Circuit InspectionEKS007DU
1. CHECK FUSES
Check for blown combination meter fuses.
Refer to DI-10, "Wiring Diagram — M

Page 1122 of 3371

INFINITI QX56 2004  Factory Service Manual COMBINATION METERS
DI-19
C
D
E
F
G
H
I
J
L
MA
B
DI
Revision: August 20072004 QX56
Symptom ChartEKS007DV
Vehicle Speed Signal InspectionEKS007DW
1. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) S

Page 1123 of 3371

INFINITI QX56 2004  Factory Service Manual DI-20
COMBINATION METERS
Revision: August 20072004 QX56
2. CHECK OIL PRESSURE SENSOR GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect combination meter connector M24 and oil pressure
sensor c

Page 1124 of 3371

INFINITI QX56 2004  Factory Service Manual COMBINATION METERS
DI-21
C
D
E
F
G
H
I
J
L
MA
B
DI
Revision: August 20072004 QX56
5. CHECK OIL PRESSURE SENSOR SIGNAL CIRCUIT
1. Check continuity between combination meter harness connector M24 termin

Page 1125 of 3371

INFINITI QX56 2004  Factory Service Manual DI-22
COMBINATION METERS
Revision: August 20072004 QX56
Fuel Level Sensor Unit InspectionEKS007DZ
FUEL LEVEL SENSOR UNIT
The following symptoms do not indicate a malfunction.
Depending on vehicle pos

Page 1126 of 3371

INFINITI QX56 2004  Factory Service Manual COMBINATION METERS
DI-23
C
D
E
F
G
H
I
J
L
MA
B
DI
Revision: August 20072004 QX56
4. CHECK HARNESS FOR OPEN OR SHORT CIRCUIT
1. Turn the ignition switch OFF.
2. Disconnect combination meter connector

Page 1127 of 3371

INFINITI QX56 2004  Factory Service Manual DI-24
COMBINATION METERS
Revision: August 20072004 QX56
Fuel Gauge Fluctuates, Indicates Wrong Value, or VariesEKS007E0
1. CHECK FUEL GAUGE FLUCTUATION
Test drive vehicle to see if gauge fluctuates on

Page 1128 of 3371

INFINITI QX56 2004  Factory Service Manual COMBINATION METERS
DI-25
C
D
E
F
G
H
I
J
L
MA
B
DI
Revision: August 20072004 QX56
Electrical Components InspectionEKS007E2
FUEL LEVEL SENSOR UNIT CHECK
For removal, refer to FL-5, "Removal and Install