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![NISSAN TIIDA 2007 Service Repair Manual FUEL PRESSURE
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FUEL PRESSURE
InspectionINFOID:0000000001161421
FUEL PRESSURE RELEASE
Wi NISSAN TIIDA 2007 Service Repair Manual FUEL PRESSURE
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FUEL PRESSURE RELEASE
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FUEL PRESSURE
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FUEL PRESSURE RELEASE
With CONSULT-III
1. Turn ignition switch ON.
2. Perform “FUEL PRESSURE RELEASE” in “WORK SUPPORT” mode with CONSULT-III.
3. Start engine.
4. After engine stalls, crank it two or three times to release all fuel pressure.
5. Turn ignition switch OFF.
With CONSULT-III
1. Remove fuel pump fuse located in IPDM E/R.
2. Start engine.
3. After engine stalls, crank it two or three times to release all fuel pressure.
4. Turn ignition switch OFF.
5. Reinstall fuel pump fuse after servicing fuel system.
FUEL PRESSURE CHECK
CAUTION:
Before disconnecting fuel line, release fuel pressure from fuel line to eliminate danger.
The fuel hose connection method used when taking fuel pressure check must not be used for other
purposes.
Be careful not to scratch or put debris around connection area when servicing, so that the quick
connector maintains sealability with O-rings inside.
Do not perform fuel pressure check with electrical systems operating (i.e. lights, rear defogger, A/C,
etc.) Fuel pressure gauge may indicate false readings due to varying engine load and changes in
manifold vacuum.
NOTE:
Prepare pans or saucers under the disconnected fuel line because the fuel may spill out. The fuel pres-
sure cannot be completely released because C11 models do not have fuel return system.
1. Release fuel pressure to zero.
2. Prepare fuel hose for fuel pressure check B and fuel tube
adapter (KV10118400) D, then connect fuel pressure gauge A.
: To quick connector
: To fuel tube (engine side)
C: Clamp
Use suitable fuel hose for fuel pressure check (genuine NIS-
SAN fuel hose without quick connector).
To avoid unnecessary force or tension to hose, use moder-
ately long fuel hose for fuel pressure check.
Do not use the fuel hose for checking fuel pressure with dam-
age or cracks on it.
Use Pressure Gauge to check fuel pressure.
3. Remove fuel hose.
Do not twist or kink fuel hose because it is plastic hose.
PBIB2982E
Page 1745 of 5883
EC-396
< FUNCTION DIAGNOSIS >[HR16DE (WITHOUT EURO-OBD)]
ENGINE CONTROL SYSTEM
1. ECM harness connectors 2. ECM 3. IPDM E/R
4. Fuel pump fuse (15A) 5. Intake valve timing control solenoid
valve6. Knock sensor
7. Refrigerant pressure sensor 8. PCV valve
Vehicle front
PBIB2941E
Page 1755 of 5883
EC-406
< FUNCTION DIAGNOSIS >[HR16DE (WITHOUT EURO-OBD)]
MULTIPORT FUEL INJECTION SYSTEM
1. ECM harness connectors 2. ECM 3. IPDM E/R
4. Fuel pump fuse (15A) 5. Intake valve timing control solenoid
valve6. Knock sensor
7. Refrigerant pressure sensor 8. PCV valve
Vehicle front
PBIB2941E
Page 1762 of 5883
ELECTRIC IGNITION SYSTEM
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1. ECM harness connectors 2. ECM 3. IPDM E/R
4. Fuel pump fuse (15A) 5. Intake valve timing control solenoid
valve6. Knock sensor
7. Refrigerant pressure sensor 8. PCV valve
Vehicle front
PBIB2941E
Page 1769 of 5883
EC-420
< FUNCTION DIAGNOSIS >[HR16DE (WITHOUT EURO-OBD)]
AIR CONDITIONING CUT CONTROL
1. ECM harness connectors 2. ECM 3. IPDM E/R
4. Fuel pump fuse (15A) 5. Intake valve timing control solenoid
valve6. Knock sensor
7. Refrigerant pressure sensor 8. PCV valve
Vehicle front
PBIB2941E
Page 1777 of 5883
EC-428
< FUNCTION DIAGNOSIS >[HR16DE (WITHOUT EURO-OBD)]
AUTOMATIC SPEED CONTROL DEVICE (ASCD)
1. ECM harness connectors 2. ECM 3. IPDM E/R
4. Fuel pump fuse (15A) 5. Intake valve timing control solenoid
valve6. Knock sensor
7. Refrigerant pressure sensor 8. PCV valve
Vehicle front
PBIB2941E
Page 1786 of 5883
COOLING FAN CONTROL
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1. ECM harness connectors 2. ECM 3. IPDM E/R
4. Fuel pump fuse (15A) 5. Intake valve timing control solenoid
valve6. Knock sensor
7. Refrigerant pressure sensor 8. PCV valve
Vehicle front
PBIB2941E
Page 1795 of 5883
EC-446
< FUNCTION DIAGNOSIS >[HR16DE (WITHOUT EURO-OBD)]
EVAPORATIVE EMISSION SYSTEM
1. ECM harness connectors 2. ECM 3. IPDM E/R
4. Fuel pump fuse (15A) 5. Intake valve timing control solenoid
valve6. Knock sensor
7. Refrigerant pressure sensor 8. PCV valve
Vehicle front
PBIB2941E