Nissan Armada 2025-2026 Service and Repair Manual: Idle Air Volume Learning
Idle Air Volume Learning is a function of ECM to learn the idle air volume that keeps engine idle speed within the specific range. It must be performed under the following conditions:
Each time electric throttle control actuator or ECM is replaced.
Idle speed or ignition timing is out of specification.
(For details, refer to Work Procedure .)
Work Procedure
PERFORM WASTEGATE VALVE CLOSED POSITION LEARNING VALUE CLEAR
With CONSULT
On the CONSULT screen, select “ECM” >> “Work support” >> “WASTEGATE ACTUATOR POSI LEARN VALUE CLEAR”.
...
Work Procedure
Work Procedure (Before Replacing Electric Throttle Control Actuator)
CHECK DTC
Perform DTC P0101 confirmation procedure. Refer to DTC Description.
Is the DTC P0101 displayed?
YES>>
GO TO 2.
NO& ...
Other materials:
Diagnosis Procedure
Description
Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and check each symptom.
NOTE:
The engine start function, door lock function, power distribution system, and NATS-IVIS/NVIS in the Intelligent Key system are closely related to each o ...
Removal and Installation
CAUTION:
REMOVAL
Remove instrument pad A. Refer to Removal and Installation.
Remove indirect light LH fixing screws .
Disconnect harness connector, and then remove indirect light LH.
Disengage advanced ambient light (instrument panel driver side) fixing pawls using a remover tool (A), and then rem ...
Disassembly and Assembly
DISASSEMBLY
Put a matching mark between propeller shaft and flange yoke as shown.
CAUTION:
For matching mark, use paint. Never damage the surface.
Remove snap rings .
Lightly tap bottom of yoke using a copper hammer and remove journal bearing.
CAUTION:
Never damage the yoke.
ASSEMBLY
Install j ...
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