Idle Speed & Ignition Timing
Connect scan tool to DLC-2. Ensure idle speed and base ignition timing are set to specification. See IDLE SPEED SPECIFICATIONS
and IGNITION TIMING SPECIFICATIONS (DEGREES BTDC @ RPM)
tables. If adjustment is necessary, see ON-VEHICLE ADJUSTMENTS
article.
IDLE SPEED SPECIFICATIONS
| Application |
Man. Trans. - RPM |
Auto. Trans. - RPM |
| B2300 |
800-950 |
800-950 |
| B3000 |
760-800 |
880-920 |
| B4000 |
760-800 |
760-830 |
| Miata |
750-850 |
750-850 |
| Millenia |
N/A |
600-700 |
| MPV |
N/A |
650-750 |
| Protege & Protege5 |
650-750 |
650-750 |
| Tribute |
| 2.0L |
800-900 |
N/A |
| 3.0L |
N/A |
730-750 |
| 626 |
| 2.0L |
550-850 |
500-800 |
| 2.5L |
550-750 |
550-750 |
IGNITION TIMING SPECIFICATIONS (DEGREES BTDC @ RPM)
| Application |
Man. Trans. |
Auto. Trans. |
| B2300 |
7-8 @ Idle |
7-8 @ Idle |
| B3000 & B4000 |
11-15 @ Idle |
10-12 @ Idle |
| Miata |
6-18 @ 750-850 |
6-18 @ 750-850 |
| Millenia |
| 2.3L |
N/A |
6-8 @ 600-700 |
| 2.5L |
N/A |
9-11 @ 600-700 |
| MPV |
N/A |
4-16 @ 650-750 |
| Protege & Protege5 |
6-18 @ 650-750 |
6-18 @ 650-750 |
| Tribute |
| 2.0L |
10-20 @ 800-900 |
N/A |
| 3.0L |
N/A |
14-15 @ 730-750 |
| 626 |
| 2.0L |
6-18 @ 550-850 |
6-18 @ 500-800 |
| 2.5L |
4-16 @ 550-750 |
4-16 @ 550-750 |