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Home >> Infiniti >> 1993 >> G20 Automatic >> 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 in the ENGINE PERFORMANCE Section.

IDLE SPEED

Application Idle RPM
G20 (1) 750-850
G20 (2) 800-900
J30 (1) 670-770
J30 (2) 750-850
Q45 (1) 600-700
Q45 (2) 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
G20 (1) 13-17 @ 750-850
J30 (1) 13-17 @ 670-770
Q45 (1) 13-17 @ 600-700
(1) Automatic transmission in Neutral.
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