Nissan Altima L32. Instruction — part 978
MWI-164
< ECU DIAGNOSIS >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
STARTER MOTOR PROTECTION FUNCTION
IPDM E/R turns OFF the starter control relay to protect the starter motor when the starter control relay remains
active for 90 seconds.
DTC Index
INFOID:0000000004495964
NOTE:
The details of TIME display are as follows.
• CRNT: The malfunctions that are detected now
• 1 - 39: The number is indicated when it is normal at present and a malfunction was detected in the past. It
increases like 0
→ 1 → 2 · · · 38 → 39 after returning to the normal condition whenever IGN OFF → ON. It is
fixed to 39 until the self-diagnosis results are erased if it is over 39. It returns to 0 when a malfunction is
detected again in the process.
CONSULT-III display
Fail-safe
TIME
NOTE
Refer to
No DTC is detected.
further testing
may be required.
—
—
—
—
U1000: CAN COMM CIRCUIT
×
CRNT
1 – 39
B2098: IGN RELAY ON
×
CRNT
1 – 39
B2099: IGN RELAY OFF
—
CRNT
1 – 39
B2108: STRG LCK RELAY ON
—
CRNT
1 – 39
B2109: STRG LCK RELAY OFF
—
CRNT
1 – 39
B210A: STRG LCK STATE SW
—
CRNT
1 – 39
B210B: START CONT RLY ON
—
CRNT
1 – 39
B210C: START CONT RLY OFF
—
CRNT
1 – 39
B210D: STARTER RELAY ON
—
CRNT
1 – 39
B210E: STARTER RELAY OFF
—
CRNT
1 – 39
B210F: INTRLCK/PNP SW ON
—
CRNT
1 – 39
B2110: INTRLCK/PNP SW OFF
—
CRNT
1 – 39
MWI
THE FUEL GAUGE POINTER DOES NOT MOVE
MWI-165
< SYMPTOM DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
SYMPTOM DIAGNOSIS
THE FUEL GAUGE POINTER DOES NOT MOVE
Description
INFOID:0000000004204134
Fuel gauge needle will not move from a certain position.
Diagnosis Procedure
INFOID:0000000004204135
1.
CHECK COMBINATION METER INPUT SIGNAL
1. Select “METER/M&A” on CONSULT-III.
2. Using “FUEL METER” of “DATA MONITOR”, compare the monitor value with the fuel gauge reading on
the combination meter. Refer to
MWI-46, "Component Function Check"
Does monitor value match fuel gauge reading?
YES
>> GO TO 2
NO
>> Replace combination meter. Refer to
MWI-176, "Removal and Installation"
2.
CHECK FUEL LEVEL SENSOR SIGNAL CIRCUIT
Check the fuel level sensor signal circuit. Refer to
.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair harness or connector.
3.
CHECK FUEL LEVEL SENSOR UNIT
Perform a unit check for the fuel level sensor unit. Refer to
MWI-47, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Replace fuel level sensor unit. Refer to
FL-6, "Removal and Installation"
.
4.
CHECK FLOAT INTERFERENCE
Check that the float arm does not interfere or bind with any of the components in the fuel tank.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-176, "Removal and Installation"
NO
>> Repair or replace malfunctioning parts.
MWI-166
< SYMPTOM DIAGNOSIS >
THE FUEL GAUGE POINTER DOES NOT MOVE TO "F" WHEN REFUELING
THE FUEL GAUGE POINTER DOES NOT MOVE TO "F" WHEN REFUEL-
ING
Description
INFOID:0000000004204136
The fuel gauge needle will not move to “F” position when refueling.
Diagnosis Procedure
INFOID:0000000004204137
1.
OBSERVE FUEL GAUGE
Does it take a long time for the pointer to move to FULL position?
YES or NO
YES
>> GO TO 2
NO
>> GO TO 3
2.
IDENTIFY FUELING CONDITION
Was the vehicle fueled with the ignition switch ON?
YES or NO
YES
>> Be sure to fuel the vehicle with the ignition switch OFF. Otherwise, it will take a long time to move
to FULL position because of the characteristic of the fuel gauge.
NO
>> GO TO 3
3.
OBSERVE VEHICLE POSITION
Is the vehicle parked on an incline?
YES or NO
YES
>> Check the fuel level indication with vehicle on a level surface.
NO
>> GO TO 4
4.
OBSERVE FUEL GAUGE POINTER
During driving, does the fuel gauge pointer move gradually toward EMPTY position?
YES or NO
YES
>> Check the components. Refer to
MWI-47, "Component Inspection"
NO
>> The float arm may interfere or bind with any of the components in the fuel tank.
MWI
THE OIL PRESSURE WARNING LAMP DOES NOT TURN ON
MWI-167
< SYMPTOM DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
THE OIL PRESSURE WARNING LAMP DOES NOT TURN ON
Description
INFOID:0000000004204138
The oil pressure warning lamp stays off when the ignition switch is turned ON.
Diagnosis Procedure
INFOID:0000000004204139
1.
CHECK OIL PRESSURE WARNING LAMP
Perform IPDM E/R auto active test. Refer to
PCS-14, "Diagnosis Description"
Is oil pressure warning lamp illuminated?
YES
>> GO TO 2
NO
>> Replace combination meter. Refer to
MWI-176, "Removal and Installation"
2.
CHECK OIL PRESSURE SWITCH SIGNAL CIRCUIT
Check the oil pressure switch signal circuit. Refer to
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair harness or connector.
3.
CHECK OIL PRESSURE SWITCH UNIT
Perform a unit check for the oil pressure switch. Refer to
MWI-48, "Component Inspection"
.
Is the inspection result normal?
YES
>> Replace IPDM E/R. Refer to
PCS-48, "Removal and Installation"
.
NO
>> Replace oil pressure switch.
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