Page 1265 of 2896
EC-96Revision: June 2006
TROUBLE DIAGNOSIS
2007 Versa
Engine Control Component Parts LocationUBS00PKI
1. Ignition coil (with power transistor)
and spark plug2. Intake valve timing control solenoid
valve3. Refrigerant pressure sensor
4. Knock sensor 5. Fuel injector 6. Cooling fan motor
7. Camshaft position sensor (PHASE) 8. IPDM E/R 9. ECM
10. Mass air flow sensor
(with intake air temperature sensor)11. Engine coolant temperature sensor 12. Electric throttle control actuator
(with built-in throttle position sensor,
throttle control motor)
13. EVAP canister purge volume control
solenoid valve
PBIB3261E
Page 1266 of 2896
TROUBLE DIAGNOSIS
EC-97
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EC
Revision: June 20062007 Versa
: Vehicle front
1. Mass air flow sensor
(with intake air temperature sensor)2. Engine coolant temperature sensor 3. Electric throttle control actuator
(with built in throttle position sensor,
throttle control motor)
4. PCV valve 5. Cooling fan motor 6. Resistor
7. Refrigerant pressure sensor
(models with A/C)
BBIA0724E
Page 1267 of 2896
EC-98Revision: June 2006
TROUBLE DIAGNOSIS
2007 Versa
: Vehicle front
1. Intake valve timing control solenoid
valve2. Knock sensor 3. IPDM E/R
4. Fuel pump fuse (15A) 5. Fuel level sensor unit and fuel pump
harness connector (view with
inspection hole cover removed)6. Fuel level sensor unit and fuel pump
7. Fuel pressure regulator 8. Fuel level sensor 9. Fuel tank temperature sensor
10. Ignition coil
(with power transistor) and spark plug11. Fuel injector
BBIA0725E
Page 1268 of 2896
TROUBLE DIAGNOSIS
EC-99
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Revision: June 20062007 Versa
:Vehicle front
1. Crankshaft position sensor (POS) 2. Camshaft position sensor (PHASE) 3. EVAP canister purge volume con-
trol solenoid valve
4. EVAP service port 5. ECM harness connector 6. ECM
7. Stop lamp switch 8. Accelerator pedal position sensor
BBIA0727E
Page 1269 of 2896
EC-100Revision: June 2006
TROUBLE DIAGNOSIS
2007 Versa
: Vehicle front
1. Air fuel ratio (A/F) sensor 1 2. Three way catalyst (Manifold) 3. Heated oxygen sensor 2
4. Three way catalyst (Under floor) 5. Muffler 6. Air fuel ratio (A/F) sensor 1 harness
connector
7. Heated oxygen sensor 2 harness
connector
BBIA0726E
Page 1270 of 2896
TROUBLE DIAGNOSIS
EC-101
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Revision: June 20062007 Versa
1. Stop lamp switch 2. ASCD brake switch 3. ASCD clutch switch
4. Clutch pedal 5. ASCD steering switch 6. MAIN switch
7. CANCEL switch 8. SET/COAST switch 9. RESUME/ACCELERATOR switch
10. EVAP control system pressure sen-
sor (This illustration is a view from
under vehicle)11. EVAP canister 12. EVAP canister vent control valve
BBIA0728E
Page 1271 of 2896
EC-102Revision: June 2006
TROUBLE DIAGNOSIS
2007 Versa
Vacuum Hose DrawingUBS00PKJ
Refer to EC-22, "System Diagram" for Vacuum Control System.
: Vehicle front : From EVAP canister
1. Intake manifold 2. EVAP canister purge volume control
solenoid valve3. EVAP service port
4. EVAP purge resonator
NOTE:
Do not use soapy water or any type of solvent while installing vacuum hoses or purge hoses.
PBIB3330E
Page 1272 of 2896
TROUBLE DIAGNOSIS
EC-103
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Revision: June 20062007 Versa
Circuit DiagramUBS00PKK
BBWA2623E