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.

4-CYLINDER IDLE SPEED & CO LEVEL

Application

⁽¹⁾ Idle RPM

⁽²⁾ Idle RPM

⁽³⁾ Maximum CO Level

1.6L

A/T

⁽⁴⁾ 750-850

⁽⁴⁾ 675-775

7.0%

M/T

600-700

550-650

7.0%

2.0L

⁽⁴⁾ 750-850

⁽⁴⁾ 700-800

10.0%

⁽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.

4-CYLINDER IGNITION TIMING (Degrees BTDC @ RPM)

Application

Man. Trans.

⁽¹⁾ Auto. Trans.

1.6L

8-12 @ 600-700

8-12 @ 800-900

2.0L

13-17 @ 800-900

⁽¹⁾	Automatic transmission/transaxle in Neutral.