2009 NISSAN TIIDA Ecm f11 connector

Component Inspection " .
Is the inspection result normal? YES >> GO TO 9.
NO >> Replace EVAP control system pressure sensor. Diagnosis Procedure " .
>> INSPECTION END
Component Inspection INFOID:0000000004780194YES >> INSPECTION END
NO >> Replace EVAP control system pressure sensor ECM Condition
[Applied vacuum kPa
(kg/cm 2
, psi) Voltage
Connector Terminal
F11 42
(EVAP control system
pressure sensor signal) Not applied 1.8 - 4.8 V
-26.7 (-0.272, -3.87) 2.1 to 2.5 V lower
than above value

YES >> Go to
EC-317, " Diagnosis Procedure " .
NO >> INSPECTION END ECM
Ground
Connector Terminal
F11 43
(Fuel tank temperature sensor signal) Ground

EC-318< COMPONENT DIAGNOSIS >
[HR16DE]
P0452 EVAP CONTROL SYSTEM PRESSURE SENSOR
YES >> GO TO 2.
NO >> Repair or replace ground connection. 2.
CHECK CONNECTOR
1. Disconnect EVAP control system pressure sensor harness connector.
2. Check sensor harness connector for water.
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace harness connector. 3.
CHECK EVAP CONTROL SYST EM PRESSURE SENSOR POWER SUPPLY CIRCUIT-I
1. Turn ignition switch ON.
2. Check the voltage between EVAP control system pressure sen- sor harness connector and ground.
Is the inspection result normal? YES >> GO TO 10.
NO >> GO TO 4. 4.
CHECK EVAP CONTROL SYST EM PRESSURE SENSOR POWER SUPPLY CIRCUIT-II
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between EVAP control system pressure sensor harness connector and ECM har-
ness connector.
Is the inspection result normal? YES >> GO TO 6.
NO >> GO TO 5. 5.
DETECT MALFUNCTIONING PART
Check the following.
• Harness connectors B102, M13
• Harness connectors M69, E7
• Harness connectors E8, F8
• Harness for open or short between EVAP control system pressure sensor and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors. 6.
CHECK SENSOR POWER SUPPLY CIRCUIT
Check harness for short to power and short to ground, between the following terminals. Water should not exist.
EVAP control system pressure sensor Ground Voltage
Connector Terminal
B104 3 Ground Approx. 5 V PBIB0138E
EVAP control system pressure sensor ECM
Continuity
Connector Terminal Connector Terminal
B104 3 F11 76 Existed

EC
NP
O
Is the inspection result normal? YES >> GO TO 7.
NO >> Repair short to ground or short to power in harness or connectors. Component Inspection " .)
• Refrigerant pressure sensor (Refer to EC-458, " Diagnosis Procedure " .)
Is the inspection result normal? YES >> GO TO 8.
NO >> Replace malfunctioning component. Component Inspection " .
Is the inspection result normal? YES >> GO TO 10.
NO >> GO TO 9. Special Repair Requirement " .
>> INSPECTION END
10. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR GROUND CIRCUIT FOR OPEN ANDYES >> GO TO 12.
NO >> GO TO 11. EVAP control system pressure sensor ECM
Continuity
Connector Terminal Connector Terminal
B104 1 F11 51 Existed

EC-320< COMPONENT DIAGNOSIS >
[HR16DE]
P0452 EVAP CONTROL SYSTEM PRESSURE SENSOR
12. CHECK EVAP CONTROL SYSTEM PRESSURE SEN SOR INPUT SIGNAL CIRCUIT FOR OPEN ANDSHORT
1. Check the continuity between EVAP control system pressure sensor harness connector and ECM har- ness connector.
2. Also check harness for short to ground and short to power.
Is the inspection result normal? YES >> GO TO 14.
NO >> GO TO 13. 13.
DETECT MALFUNCTIONING PART
Check the following.
• Harness connectors B102, M13
• Harness connectors M69, E7
• Harness connectors E8, F8
• Harness for open or short between EVAP control system pressure sensor and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors. 14.
CHECK EVAP CONTROL SYS TEM PRESSURE SENSOR
Refer to EC-320, " Component Inspection " .
Is the inspection result normal? YES >> GO TO 15.
NO >> Replace EVAP control system pressure sensor. 15.
CHECK INTERMITTENT INCIDENT
Refer to EC-120, " Diagnosis Procedure " .
>> INSPECTION END
Component Inspection INFOID:00000000047804511.
CHECK EVAP CONTROL SY STEM PRESSURE SENSOR
1. Turn ignition switch OFF.
2. Remove EVAP control system pressure sensor wit h its harness connector connected from EVAP canister.
Always replace O-ring with a new one.
3. Install a vacuum pump to EVAP control system pressure sensor.
4. Turn ignition switch ON and check output voltage between ECM harness connector and ground under the following conditions.
CAUTION:
• Always calibrate the vacuum pump gauge when using it.
• Do not apply below -93.3 kPa (-0.952 kg/cm 2
, -13.53 psi) or pressure over 101.3 kPa (1.033 kg/
cm 2
, 14.69 psi).
Is the inspection result normal? EVAP control system pressure sensor ECM
Continuity
Connector Terminal Connector Terminal
B104 2 F11 42 Existed ECM Condition
[Applied vacuum kPa
(kg/cm 2
, psi) Voltage
Connector Terminal
F11 42
(EVAP control system
pressure sensor signal) Not applied 1.8 - 4.8 V
-26.7 (-0.272, -3.87) 2.1 to 2.5 V lower
than above value PBIB3314E

P0453 EVAP CONTROL SYSTEM PRESSURE SENSOR
EC-323
< COMPONENT DIAGNOSIS >
[HR16DE] C
D E
F
G H
I
J
K L
M A EC
NP
O
2. Set voltmeter probes to ECM harness connector and ground as
per the following.
3. Make sure that the voltage is less than 4.2 V.
4. Turn ignition switch OFF and wait at least 10 seconds.
5. Start engine and wait at least 20 seconds.
6. Check 1st trip DTC.
Is 1st trip DTC detected? YES >> Go to
EC-324, " Diagnosis Procedure " .
NO >> INSPECTION END ECM
Ground
Connector Terminal
F11 43
(Fuel tank temperature sensor signal) Ground SEF113U

P0453 EVAP CONTROL SYSTEM PRESSURE SENSOR
EC-325
< COMPONENT DIAGNOSIS >
[HR16DE] C
D E
F
G H
I
J
K L
M A EC
NP
O
YES >> GO TO 2.
NO >> Repair or replace ground connection. 2.
CHECK CONNECTOR
1. Disconnect EVAP control system pressure sensor harness connector.
2. Check sensor harness connector for water.
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace harness connector. 3.
CHECK EVAP CONTROL SYS TEM PRESSURE SENSOR POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check the voltage between EVAP control system pressure sen- sor harness connector and ground.
Is the inspection result normal? YES >> GO TO 10.
NO >> GO TO 4. 4.
CHECK EVAP CONTROL SYS TEM PRESSURE SENSOR POWER SUPPLY CIRCUIT-II
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between EVAP control syst em pressure sensor harness connector and ECM har-
ness connector.
Is the inspection result normal? YES >> GO TO 6.
NO >> GO TO 5. 5.
DETECT MALFUNCTIONING PART
Check the following.
• Harness connectors B102, M13
• Harness connectors M69, E7
• Harness connectors E8, F8
• Harness for open or short between EVAP c ontrol system pressure sensor and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors. 6.
CHECK SENSOR POWER SUPPLY CIRCUIT
Check harness for short to power and short to ground, between the following terminals.
Water should not exist.
EVAP control system pressure sensor Ground Voltage
Connector Terminal
B104 3 Ground Approx. 5 V PBIB0138E
EVAP control system pressure sensor ECM
Continuity
Connector Terminal Connector Terminal
B104 3 F11 76 Existed

YES >> GO TO 7.
NO >> Repair short to ground or short to power in harness or connectors. Component Inspection " .)
• Refrigerant pressure sensor (Refer to EC-458, " Diagnosis Procedure " .)
Is the inspection result normal? YES >> GO TO 8.
NO >> Replace malfunctioning component. Component Inspection " .
Is the inspection result normal? YES >> GO TO 10.
NO >> GO TO 9. Special Repair Requirement " .
>> INSPECTION END
10. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR GROUND CIRCUIT FOR OPEN ANDYES >> GO TO 12.
NO >> GO TO 11. EVAP control system pressure sensor ECM
Continuity
Connector Terminal Connector Terminal
B104 1 F11 51 Existed