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Home >> Infiniti >> 1994 >> Q45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Testing >> Idle Speed & Ignition Timing
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Idle Speed & Ignition Timing

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

IDLE SPEED

Application (1) Idle RPM (2) Idle RPM
Q45 600-700 600-700
(1) Transmission in Neutral, air conditioner off and no electrical load.
(2) Transmission in Neutral and air conditioner on.
IGNITION TIMING (Degrees BTDC @ RPM)

Application Specification
Q45 (1) 13-17 @ 600-700
(1) Automatic transmission in Neutral.