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Idle Speed & Ignition Timing

Ensure idle speed and ignition timing are set to specification. For adjustment procedures, see the ADJUSTMENTS article in the ENGINE PERFORMANCE Section.

IDLE SPEED SPECIFICATIONS

Application RPM
1.8L PFI
Non-Turbo 600-800
Turbo 700-900
1.8L TBI 500-600
2.2L
Accessories Off 600-800
Accessories On 800-900
2.7L 650-850
IGNITION TIMING (Degrees BTDC @ RPM)

Application Man. Trans. Auto Trans.
1.8L
Non-Turbo 20 @ 700 20 @ 700
Turbo 20 @ 800 20 @ 800
2.2L
Non-Turbo 18-22 @ 700 12-28 @ 700
Turbo 7-23 @ 700 7-23 @ 700
2.7L 20 @ 750 20 @ 750