Idle Speed & Ignition Timing

Ensure idle speed and base ignition timing are set to specification. If necessary, see ADJUSTMENTS article.

IGNITION TIMING SPECIFICATIONS

Application

Man. Trans.

⁽¹⁾ Auto. Trans.

B2200

Carbureted

6 @ 825

PFI ⁽²⁾

6 @ 750

6 @ 770

B2600i ⁽²⁾

5 @ 750

5 @ 770

Miata ⁽³⁾

10 @ 850

8 @ 850

MPV

2.6L ⁽²⁾

N/A

5 @ 770

3.0L ⁽²⁾

N/A

11 @ 800

MX-3

1.6L ⁽³⁾

10 @ 750

1.8L ⁽³⁾

10 @ 670

MX-6 & 626

2.0L ⁽³⁾

12 @ 700

2.5L ⁽³⁾

10 @ 650

Navajo

⁽⁴⁾

Protege

DOHC ⁽³⁾

10 @ 750

SOHC ⁽³⁾

5 @ 750

RX7

Leading ⁽³⁾

⁽⁵⁾ 20 @ 725

Trailing ⁽³⁾

⁽⁵⁾ 5 @ 725

323 ⁽³⁾

7 @ 750

929 ⁽³⁾

N/A

12 @ 700

⁽¹⁾	Place automatic transmission in Park.

⁽²⁾	Connect jumper wire between Green test connector and ground.

⁽³⁾	Connect jumper wire between terminals TEN and GRN of Green test connector.

⁽⁴⁾	Base (initial) timing is preset at 10 degrees BTDC and is not adjustable. To check timing, see ADJUSTMENTS article in the ENGINE PERFORMANCE section.

⁽⁵⁾	Timing specification is AFTER TDC and is not adjustable.