Idle Speed & Ignition Timing

Ensure idle speed and ignition timing are set to specification. See IGNITION TIMING SPECIFICATIONS table. For adjustment procedures, see ADJUSTMENTS - 2.4L article.

IGNITION TIMING SPECIFICATIONS (Degrees BTDC @ RPM)

Application

⁽¹⁾ Basic

⁽²⁾⁽³⁾ Actual

Expo & Summit Wagon

FWD

2-8 @ 650-850

⁽⁴⁾ 8 @ 650-850

AWD

3-7 @ 650-850

⁽⁴⁾ 8 @ 650-850

Galant

SOHC

3-7 @ 650-850

10 @ 650-850

DOHC

2-8 @ 700-900

8 @ 700-900

Pickup

3-7 @ 600-800

8 @ 600-800

⁽¹⁾	With ignition timing adjustment connector grounded or vacuum hose (farthest from distributor) disconnected.

⁽²⁾	With ignition timing adjustment connector ungrounded or vacuum hose (farthest from distributor) connected. Ignition timing may fluctuate.

⁽³⁾	If vehicle altitude is more than 2300 feet above sea level, actual timing may be advanced (5 degrees).

⁽⁴⁾	Specification is 10 degrees on 16-valve engine.