Ignition Timing

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NOTE: Before adjusting ignition timing, warm engine to normal operating temperature. Turn off all accessories. Place transmission in Neutral (M/T) or Park (A/T). Wait for cooling fan to stop. Ensure idle speed is correct. See IDLE SPEED under IDLE SPEED & MIXTURE.

Engine is equipped with an electronic distributorless ignition system. Base (initial) timing is preset at 8-12 degrees BTDC and is not adjustable.

IGNITION TIMING SPECIFICATIONS

Application

M/T

⁽¹⁾ A/T

B4000

8-12 @ Idle

⁽¹⁾	Place automatic transmission in Park.