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Home >> Nissan-Datsun >> 1994 >> 300ZX Base, 2D Convertible, Standard >> 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. Improper setting of ignition timing and idle speed may cause driveability problems and/or false setting of trouble codes. For adjustment procedures, see ADJUSTMENTS article in the ENGINE PERFORMANCE section.

V6 IDLE SPEED & CO LEVEL

Application (1) Idle RPM (2) Idle RPM (3) CO Level
A/T
Non-Turbo (4) 720-820 (4) 720 0.2-8.0%
Turbo (4) 700-800 (4) 700 0.2-8.0%
M/T 650-750 650 0.2-8.0%
(1) With Auxiliary Air Control (AAC) valve connected.
(2) With Auxiliary Air Control (AAC) valve disconnected.
(3) Measured in self-diagnostic Mode II.
(4) Automatic transmission/transaxle in Neutral.
V6 IGNITION TIMING (Degrees BTDC @ RPM)

Application Man. Trans. (1) Auto. Trans.
Non-Turbo 13-17 @ 650-750 13-17 @ 720-820
Turbo 13-17 @ 650-750 13-17 @ 700-800
(1) Automatic transmission/transaxle in Neutral.
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