LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2017 >> Q50 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 171 (Engine Control System (Introduction) (Hybrid)) >> System Description >> Diagnosis System (ECM) >> On Board Diagnosis Function >> On Board Diagnosis Item
April 5, 2026: LEMON Manuals is launched! Read the announcement.

On Board Diagnosis Item

WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

The on board diagnostic system has the following functions.

Diagnostic test mode Function
Bulb check MIL can be checked.
Malfunction warning If ECM detects a malfunction, it illuminates or blinks MIL to inform the driver that a malfunction has been detected.
Throttle valve closed position learning ECM can learn the throttle valve closed position. Refer to DESCRIPTION .
Idle air volume learning ECM can learn the idle air volume. Refer to DESCRIPTION .