Nissan Altima 2007-2012 Service Manual: On-vehicle repair

EVAP CANISTER

Exploded View

1. EVAP control system pressure sensor

2. EVAP canister

3. O-ring

4. EVAP canister vent control valve

5. O-ring

Removal and Installation

REMOVAL

1. Lift up the vehicle.

2. Remove EVAP canister fixing bolt.

3. Remove EVAP canister.

NOTE: The EVAP canister vent control valve and EVAP canister system pressure sensor can be removed without removing the EVAP canister.

INSTALLATION

Install in the reverse order of removal.

NOTE: Tighten EVAP canister fixing bolt to the specified torque.

DISASSEMBLY

1. Turn EVAP canister vent control valve counterclockwise.

A : Lock

B : Unlock

2. Remove the EVAP canister vent control valve.

ASSEMBLY

Assemble in the reverse order of disassembly.

CAUTION: Always replace O-ring with a new one.

Inspection

Check EVAP canister as per the following: 1. Block port (B).

2. Blow air into port (A) and check that it flows freely out of port (C).

3. Release blocked port (B).

4. Apply vacuum pressure to port (B) and check that vacuum pressure exists at the ports (A) and (C).

5. Block port (A) and (B).

6. Apply pressure to port (C) and check that there is no leakage.

    Evap leak check
    Inspection CAUTION: • Never use compressed air or a high pressure pump. • Never exceed 4.12 kPa (0.042 kg/cm2, 0.6 psi) of pressure in EVAP system. NOTE: • Do not start engine. • I ...

    Service data and specifications (SDS)
    Idle Speed *: Under the following conditions • A/C switch: OFF • Electric load: OFF (Lights, heater fan & rear window defogger) • Steering wheel: Kept in straight-ahead position Ignit ...

    Other materials:

    P2122, P2123 APP Sensor
    Description The accelerator pedal position sensor is installed on the upper end of the accelerator pedal assembly. The sensor detects the accelerator position and sends a signal to the ECM. Accelerator pedal position sensor has two sensors. These sensors are a kind of potentiometer which tran ...

    Idle air volume learning
     Description Idle Air Volume Learning is a function of ECM to learn the idle air volume that keeps each engine idle speed within the specific range. It must be performed under any of the following conditions: • Each time electric throttle control actuator or ECM is replaced. • Id ...

    Service data and specifications (SDS)
    General Specification (Rear) Rear Wheel Alignment (Unladen*) *: Fuel, radiator coolant and engine oil full. Spare tire, jack, hand tools and mats in designated positions. *: Fuel, engine coolant and engine oil full. Spare tire, jack, hand tools and mats in designated positions. Ball ...