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 |
| B2500 |
760-830 |
760-820 |
| B3000 |
760-800 |
880-920 |
| B4000 |
760-800 |
760-830 |
| Miata |
750-850 |
750-850 |
| Millenia |
|
600-700 |
| MPV |
|
700-800 |
| Protege |
650-750 |
650-750 |
| Tribute |
| 2.0L |
800-900 |
|
| 3.0L |
|
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, B2500 & B3000 |
10 @ Idle |
10 @ Idle |
| B4000 |
|
|
| Miata |
9-11@ 800 |
9-11@ 800 |
| Millenia |
| 2.3L |
|
6-8 @ 550-750 |
| 2.5L |
|
9-11 @ 550-750 |
| MPV |
|
4-16 @ 700-800 |
| Protege |
6-18 @ 650-750 |
6-18 @ 650-750 |
| Tribute |
8-12 @ idle |
8-12 @ idle |
| 626 |
| 2.0L |
6-18 @ 550-850 |
6-18 @ 500-800 |
| 2.5L |
4-16 @ 550-750 |
4-16 @ 550-750 |