Idle Speed & Ignition Timing
Ensure idle speed and ignition timing are set to specification. For adjustment procedures, see ADJUSTMENTS article in the ENGINE PERFORMANCE Section.
IDLE SPEED
| Application | Idle RPM | ||||
|---|---|---|---|---|---|
| G20 | (1) 750-850 | ||||
| G20 | (2) 800-900 | ||||
| J30 | (1) 670-770 | ||||
| J30 | (2) 750-850 | ||||
| Q45 | (1) 600-700 | ||||
| Q45 | (2) 600-700 | ||||
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IGNITION TIMING (Degrees BTDC @ RPM)
| Application | Specification | ||
|---|---|---|---|
| G20 | (1) 13-17 @ 750-850 | ||
| J30 | (1) 13-17 @ 670-770 | ||
| Q45 | (1) 13-17 @ 600-700 | ||
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