Idle Speed & Ignition Timing

WARNING: This page is about a different car, the 1996 Nissan Sentra. 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. 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.

IDLE SPEED & CO LEVEL

Application

⁽¹⁾ Idle RPM

⁽²⁾ Idle RPM

⁽³⁾ Maximum CO Level

A/T

⁽⁴⁾ 750-850

⁽⁴⁾ 675-775

7.0%

M/T

625-725

550-650

7.0%

⁽¹⁾	With throttle position sensor connected.

⁽²⁾	With throttle position sensor disconnected.

⁽³⁾	Measured in Self-Diagnostic Mode II.

⁽⁴⁾	Automatic transmission/transaxle in Neutral.

IGNITION TIMING (Degrees BTDC @ RPM)

Application

Man. Trans.

⁽¹⁾ Auto. Trans.

Sentra

6-10 @ 625-725

6-10 @ 750-850

⁽¹⁾	Automatic transmission/transaxle in Neutral.