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Home >> Nissan-Datsun >> 1998 >> Sentra Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Engine Controls - Basic Testing) >> Idle Speed & Ignition Timing >> Idle Speed
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Idle Speed

WARNING: This page is about a different car, the 1998 Infiniti Q45 and 1998 Infiniti I30. However, it is still accessible from the selected car via links, so may be relevant.

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
I30
A/T 650-750 (2)
M/T 575-675 (2)
Q45 600-700 (2)
(1) With transmission in Neutral and no electrical load on engine.
(2) See underhood emission decal.
IGNITION TIMING (Degrees BTDC @ Idle)

Application (1) Specification
I30 & Q45 13-17° BTDC
(1) With transmission in Neutral and no electrical load on engine.