Nissan Altima 2007-2012 Service Manual: Engine control system
System Diagram
System Description
ECM performs various controls such as fuel injection control and ignition timing control.
Component Parts Location
1. Power valve actuator 1
2. Intake valve timing control solenoid valve (bank 1)
3. Power steering pressure sensor
4. Intake valve timing control solenoid valve (bank 2)
5. VIAS control solenoid valves 1 and 2
6. Fuel injector (bank 2)
7. Ignition coil (with power transistor) and spark plug (bank 2)
8. Crankshaft position sensor (POS)
9. Engine coolant temperature sensor
10. Camshaft position sensor (PHASE) (bank 2)
11. ECM
12. Refrigerant pressure sensor
13. Battery current sensor
14. PNP switch
15. Condenser-2
16. Mass air flow sensor (with intake air temperature sensor)
17. EVAP service port
18. Camshaft position sensor (PHASE) (bank 1)
19. Electric throttle control actuator
20. Power valve actuator 2
21. EVAP canister purge volume control solenoid valve
22. Ignition coil (with power transistor) and spark plug (bank 1)
23. Knock sensor
1. Mas air flow sensor (with intake air temperature sensor)
2. Air cleaner case
3. Engine coolant temperature sensor
4. EVAP canister purge volume control solenoid valve
5. Power valve actuator 1
6. VIAS control solenoid valve 1
7. VIAS control solenoid valve 2
8. Power valve actuator 2
9. Power steering pressure sensor
10. Tie rod (RH)
11. Power valve actuator 2
12. Camshaft position sensor (PHASE) (bank 1)
13. Camshaft position sensor (PHASE) (bank 2)
1. A/F sensor 1 (bank 1)
2. A/F sensor 1 (bank 2)
3. HO2S2 (bank 1) harness connector
4. HO2S2 (bank 2) harness connector (CVT models)
5. Front engine mount
6. HO2S2 (bank 2) harness connector (M/T models)
7. Crankshaft position sensor (POS) (M/T models)
8. Crankshaft position sensor (POS) (CVT models)
1. Electronic controlled engine mount control solenoid valve
2. EVAP control system pressure sensor
3. EVAP canister vent control valve
4. EVAP canister
5. Injector harness connector
6. Intake valve timing control solenoid valve (bank 1)
7. Intake valve timing control solenoid valve (bank 2)
1. Knock sensor (bank 2)
2. Knock sensor (bank 1)
3. PNP switch (CVT models)
4. PNP switch (M/T models)
5. Battery
6. IPDM E/R
7. ECM
8. Refrigerant pressure sensor (shown with front grill removed)
9. Accelerator pedal
1. ASCD brake switch
2. Stop lamp switch
3. Brake pedal
4. ASCD steering switch
5. ASCD clutch switch (M/T models)
6. Clutch pedal
Component Description
Multiport fuel injection system
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
*1: This sensor is not used to control the engine system under normal
conditions.
*2: This signal is sent to the ECM via the CAN ...
Other materials:
Inspection and adjustment
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT
Precaution for TCM and CVT
Assembly Replacement
CAUTION:
• Check if new data (Unit ID) are entered correctly after replacing CVT assembly
and erasing data in
TCM. (Connect CONSULT-III, and then turn ignition switch OFF.)
• When replacing CV ...
Rear seat
Exploded View
BENCH SEAT
1. Rear seat side bolster assembly LH
2. Rear seatback latch mount
3. Rear seat side bolster assembly RH
4. Rear seatback latch
5. Rear seatback trim panel
6. Seat belt guide
7. Rear seatback pad RH
8. Rear seatback pad LH
9. Rear seatback pad trim RH
10. Rear ...
Clearing the programmed information
The following procedure clears the programmed
information from both buttons. Individual buttons
cannot be cleared. However, individual buttons
can be reprogrammed. See “Reprogramming a
single HomeLink® button” in this section.
To clear all programming:
1. Press and hold the two outer Ho ...