Ignition Timing: NAVAJO

Engine is equipped with a distributorless ignition. Base (initial) timing is preset at 10 degrees BTDC and is not adjustable. To check base timing, turn ignition off.
Disconnect SPOUT in-line connector in Yellow/Light Green wire near Ignition Control Module (ICM), 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 TESTS W/O CODES and appropriate TESTS W/CODES articles. Turn off engine. Connect SPOUT in-line connector.

Fig 1: Locating Green & White Test Connectors (MPV 2.6L)

Courtesy of MAZDA MOTORS CORP.

Fig 2: Locating Green Test Connector (MPV 3.0L)

Courtesy of MAZDA MOTORS CORP.

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⁾ 5 @ 725

Trailing ⁽³⁾

⁽⁵⁾ 20 @ 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 diagnostic connector.

⁽⁴⁾	Base (initial) timing is preset at 10 degrees BTDC and is not adjustable.

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