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Idle Speed & Ignition Timing

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

IGNITION TIMING SPECIFICATIONS (Degrees BTDC @ RPM)

Application (1) Basic (2)(3) Actual
1.5L
Except Mirage 5 @ 650-850 10 @ 650-850
Mirage 3-7 @ 650-850 10 @ 650-850
1.6L
Mirage 3-7 @ 650-850 8 @ 650-850
(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 ft. above sea level, actual timing may be advanced.
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