Nissan Altima 2007-2012 Service Manual: On-vehicle repair
EVAP CANISTER
Exploded View
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 follows: 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:
• Do not use compressed air or a high pressure pump.
• Do not 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
Igni ...
Other materials:
P0840 transmission fluid pressure
sensor A (sec pressure sensor)
Description
The transmission fluid pressure sensor A (secondary pressure sensor) detects
secondary pressure of CVT
and sends TCM the signal.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
NOTE:
If “DTC CONFIRMATION PROCEDURE” has been previously performed, always turn
igni ...
P0139, P0159 HO2S2
Description
The heated oxygen sensor 2, after three way catalyst (manifold),
monitors the oxygen level in the exhaust gas on each bank.
Even if switching characteristics of the air fuel ratio (A/F) sensor 1
are shifted, the air-fuel ratio is controlled to stoichiometric, by the signal
from th ...
IPDM E/R (Intelligent power distribution
module engine room)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Wiring Diagram — Coupe
Wiring Diagram — Sedan
Fail Safe
CAN COMMUNICATION CONTROL
When CAN communication with ECM and BCM is impossible, IPDM E/R performs
fail-safe ...