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Home >> Nissan-Datsun >> 2023 >> Altima SL, FWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (Pr25DD) (1 Of 2) >> Basic Inspection >> Service After Replacing Or Removing Engine Parts >> Description

Service After Replacing Or Removing Engine Parts: Description

X: Applicable

Part name Service performed Required service Reference
Replacement Removal
ECM x - Additional service when replacing ECM Work Procedure 
- x*1 Accelerator pedal released position learning Work Procedure 
Throttle valve closed position learning Work Procedure 
Electric intake valve timing control module x x*1 Electric intake valve timing control actuator position learning Work Procedure 
Electric intake valve timing control actuator x x*1 Electric intake valve timing control actuator position learning
Crankshaft position sensor x - Electric intake valve timing control actuator position learning
Intake camshaft position sensor x - Electric intake valve timing control actuator position learning
Exhaust camshaft position sensor x - Electric intake valve timing control actuator position learning
Engine mechanical parts
  • Timing chain
  • Intake/Exhaust camshaft
  • Intake/Exhaust camshaft sprocket
  • Piston
  • Connecting rod
  • Crankshaft
x x Electric intake valve timing control actuator position learning
EGR volume control valve x - EGR volume control valve closed position learning Work Procedure 
Accelerator pedal x x*1 Accelerator pedal released position learning Refer to Work Procedure .
Electric throttle control actuator x x*1, *2 Throttle valve closed position learning Work Procedure 
- Idle air volume learning Work Procedure 
Engine assembly x - Idle air volume learning Work Procedure 
Electric intake valve timing control actuator position learning Work Procedure 
- x Accelerator pedal released position learning Work Procedure 
Throttle valve closed position learning Work Procedure 
Electric intake valve timing control actuator position learning Work Procedure 
Engine oil x - Engine oil data reset Work Procedure 

*1: Harness connector disconnection included.

*2: Cleaning in electric throttle control actuator