Nissan Maxima Service and Repair Manual: Intake Manifold Collector
Removal and Installation

- Intake manifold collector
- Intake manifold collector gasket
- Electric throttle control actuator gasket
- Electric throttle control actuator
- Refer to INSTALLATION
- Refer to INSTALLATION
WARNING: To avoid the danger of being
scalded, do not drain the coolant when the engine is hot.
CAUTION: Do not remove power valves.
NOTE: When removing components such as hoses, tubes/lines,
etc., cap or plug openings to prevent fluid from spilling.
REMOVAL
- Remove the cowl top, lower cowl top extension and lower cowl top
extension brace. Refer to EXT-21, "Removal and Installation".
- Remove the engine room cover. Refer to EM-23, "Removal and
Installation".
- Remove front air duct and air duct hose and resonator assembly.
Refer to EM-24, "Removal and Installation".
- Remove the electric throttle control actuator bolts in the reverse
order as shown and remove the electric throttle control actuator and
position aside.

CAUTION:
- Handle carefully to avoid any shock to the electric throttle
control actuator.
- Do not disassemble.
- Disconnect the following:
- Power brake booster vacuum hose
- PCV hose
- Electric throttle control actuator electrical connector
- EVAP canister purge hose

CAUTION: Cover any engine openings to avoid
the entry of any foreign material.
- Remove the EVAP canister purge volume solenoid valve bracket bolt.
Position the valve aside.
- Loosen the intake manifold collector bolts in the order as shown
using power tool, and remove the intake manifold collector and gasket.
- If necessary remove the following components:
- VIAS control solenoid valve
- EVAP canister purge volume control solenoid valve
INSTALLATION
Installation is in the reverse order of removal.
CAUTION: Do not reuse intake manifold
collector gasket or electric throttle control actuator gasket.
- Tighten intake manifold collector bolts in the order as shown.

- Tighten electric throttle control actuator bolts in the order shown.

NOTE: After installation, it is necessary to
re-calibrate the electric throttle control actuator as follows:
- . Perform the ″Throttle Valve Closed Position Learning″ when harness
connector of the electric throttle control actuator is disconnected.
Refer to EC-21, "THROTTLE VALVE CLOSED POSITION LEARNING : Special Repair
Requirement".
- Perform the ″Idle Air Volume Learning″ when the electric
throttle control actuator is replaced. Refer to EC- 21, "IDLE AIR VOLUME
LEARNING : Special Repair Requirement".
Removal and Installation
Air duct hose and resonator assembly
Front air duct
Air cleaner case (lower)
Grommets
Air cleaner case mounting bracket
Bracket
Air cleaner filter
A ...
Removal and Installation
Intake manifold
Intake manifold gaskets
Refer to INSTALLATION
REMOVAL
WARNING: To avoid the danger of being
scalded, do not drain the coolant when th ...
Other materials:
Subwoofer AMP
Removal and Installation
Subwoofer amp. and bracket
Subwoofer amp. bracket screws
REMOVAL
Disconnect the battery negative terminal. Refer to PG-67, "Removal
and Installation (Battery)".
Remove the parcel shelf finisher. Refer to INT-28, "Removal and
Installation". NOTE: The ...
Front fog lamp circuit
Description
The IPDM E/R (intelligent power distribution module engine room) controls the
front fog lamp relay based on inputs from the BCM over the CAN communication
lines. When the front fog lamp relay is energized, power flows from the front
fog lamp relay in the IPDM E/R to the front fog ...
P2138 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 t ...