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Idle Speed & Ignition Timing

Verify idle speed and ignition timing are set to specification. See IDLE SPEED SPECIFICATIONS  and IGNITION TIMING  tables. For adjustment procedures, see ADJUSTMENTS article.

IDLE SPEED SPECIFICATIONS

Application (1) RPM
With Accessories Off 600-800
With Accessories On 800-900
(1) With test mode and read memory connectors connected.
IGNITION TIMING

Application Auto. Trans. Man. Trans.
Impreza 12-28 @ 700 12-28 @ 700
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