Ignition Timing: Navajo

Engine is equipped with Electronic Distributorless Ignition System (EDIS). Base (initial) timing is preset at 10 degrees BTDC and is not adjustable. To check base timing, turn ignition off.
Disconnect Spark Angle Word (SAW) in-line connector in Yellow/Light Green wire near EDIS module, in right front corner of engine compartment. Start engine.
Connect timing light and check timing. If ignition timing is not at 10 degrees BTDC, see appropriate TESTS W/O CODES and appropriate TESTS W/CODES articles. Turn off engine. Connect SAW in-line connector.

IGNITION TIMING SPECIFICATIONS (Degrees BTDC @ RPM)

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⁾

5 @ 750

5 @ 770

3.0L ⁽²⁾

11 @ 800

MX-3

1.6L ⁽³⁾

10 @ 750

1.8L ⁽³⁾

10 @ 670

MX-6 & 626

Non-Turbo ⁽²⁾⁽⁴⁾

6 @ 750

Turbo ⁽²⁾

9 @ 750

Navajo

⁽⁵⁾

Protege

DOHC ⁽³⁾

10 @ 750

SOHC ⁽³⁾

5 @ 750

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 GND of Green test connector.

⁽⁴⁾	Disconnect and plug distributor vacuum advance hose.

⁽⁵⁾	Base (initial) timing is preset at 10 degrees BTDC and is not adjustable. To check timing, see ADJUSTMENTS article in this section.