LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 1997 >> Q45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Testing - Q45 >> Idle Speed & Ignition Timing >> Idle Speed
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Idle Speed

Ensure idle speed and ignition timing are set to specification. For adjustment procedures, see ADJUSTMENTS article.

IDLE SPEED & CO LEVEL

Application (1) Idle RPM CO Level
Q45 600-700 N/A
(1) With transmission in Neutral and no electrical load on engine.
IGNITION TIMING (Degrees BTDC @ Idle)

Application (1) Specification
Q45 13-17
(1) With transmission in Neutral and no electrical load on engine.
scientia non olet · About LEMON Manuals