Nissan Versa Sedan. Instruction — part 358
ELECTRICAL LOAD SIGNAL
EC-431
< DTC/CIRCUIT DIAGNOSIS >
[HR16DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
>> INSPECTION END
3.
CHECK HEADLAMP SYSTEM
Perform trouble diagnosis of headlamp system. Refer to
>> INSPECTION END
4.
CHECK AIR CONDITIONING SYSTEM
Perform trouble diagnosis of air conditioning system. Refer to
.
>> INSPECTION END
EC-432
< DTC/CIRCUIT DIAGNOSIS >
[HR16DE]
FUEL INJECTOR
FUEL INJECTOR
Component Function Check
INFOID:0000000009267307
1.
INSPECTION START
Turn ignition switch to START.
Is any cylinder ignited?
YES
>> GO TO 2.
NO
>> Go to
2.
CHECK FUEL INJECTOR FUNCTION
With CONSULT
1. Start engine.
2. Perform “POWER BALANCE” in “ACTIVE TEST” mode with CONSULT.
3. Make sure that each circuit produces a momentary engine speed drop.
Without CONSULT
1. Let engine idle.
2. Listen to each fuel injector operating sound.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Go to
Diagnosis Procedure
INFOID:0000000009267308
1.
CHECK FUEL INJECTOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect fuel injector harness connector.
3. Turn ignition switch ON.
4. Check the voltage between fuel injector harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
DETECT MALFUNCTIONING PART
Check the following.
• IPDM E/R connector F42
Clicking noise should be heard.
PBIB3332E
Fuel injector
Ground
Voltage
Cylinder Connector
Front / Rear
Terminal
1
F17
Front
1
Ground Battery voltage
F53
Rear
2
F18
Front
1
F54
Rear
3
F19
Front
1
F29
Rear
4
F20
Front
1
F30
Rear
FUEL INJECTOR
EC-433
< DTC/CIRCUIT DIAGNOSIS >
[HR16DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
• 10 A fuse (No. 55)
• Harness for open or short between fuel injector and fuse
>> Repair open circuit or short to ground or short to power in harness or connectors.
3.
CHECK FUEL INJECTOR OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between fuel injector harness connector and ECM harness connector.
4. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair open circuit or short to ground or short to power in harness or connectors.
4.
CHECK FUEL INJECTOR
EC-433, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace malfunctioning fuel injector. Refer to
EM-37, "Removal and Installation"
5.
CHECK INTERMITTENT INCIDENT
GI-45, "Intermittent Incident"
.
Is the inspection result normal?
YES
>> Replace IPDM E/R. Refer to
PCS-30, "Removal and Installation"
(WITH I-KEY) or
(WITHOUT I-KEY).
NO
>> Repair or replace harness or connectors.
Component Inspection
INFOID:0000000009267309
1.
CHECK FUEL INJECTOR
1. Turn ignition switch OFF.
2. Disconnect fuel injector harness connector.
3. Check resistance between fuel injector terminals as follows.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace malfunctioning fuel injector. Refer to
EM-37, "Removal and Installation"
Fuel injector
ECM
Continuity
Cylinder Connector
Front / Rear
Terminal
Connector
Terminal
1
F17
Front
2
F10
31
Existed
F53
Rear
12
2
F18
Front
2
30
F54
Rear
20
3
F19
Front
2
29
F29
Rear
16
4
F20
Front
2
25
F30
Rear
24
Terminals
Resistance
1 and 2
11.1 - 14.5
Ω [at 10 - 60°C (50 - 140°F)]
EC-434
< DTC/CIRCUIT DIAGNOSIS >
[HR16DE]
FUEL PUMP
FUEL PUMP
Component Function Check
INFOID:0000000009267310
1.
CHECK FUEL PUMP FUNCTION
1. Turn ignition switch ON.
2. Pinch fuel feed hose (1) with two fingers.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>>
.
Diagnosis Procedure
INFOID:0000000009267311
1.
CHECK FUEL PUMP POWER SUPPLY CIRCUIT-I
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Turn ignition switch ON.
4. Check the voltage between ECM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK FUEL PUMP POWER SUPPLY CIRCUIT-II
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R harness connector.
3. Check the continuity between IPDM E/R harness connector and ECM harness connector.
4. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Repair open circuit or short to ground or short to power in harness or connectors.
3.
CHECK FUEL PUMP POWER SUPPLY CIRCUIT-III
1. Turn ignition switch OFF.
2. Reconnect all harness connectors disconnected.
3. Disconnect “fuel level sensor unit and fuel pump” harness connector.
4. Turn ignition switch ON.
5. Check the voltage between “fuel level sensor unit and fuel pump” harness connector and ground.
Fuel pressure pulsation should be felt on the fuel feed
hose for 1 second after ignition switch is turned ON.
JPBIA5334ZZ
ECM
Voltage
+
−
Connector
Terminal
Connector
Terminal
F10
23
E16
108
Battery voltage
IPDM E/R
ECM
Continuity
Connector
Terminal
Connector
Terminal
F43
43
F10
23
Existed
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст