Idle Speed & Ignition Timing
Ensure idle speed and ignition timing are set to specification. Improper setting of ignition timing and idle speed may cause driveability problems and/or false setting of trouble codes. For adjustment procedures, see IDLE SPEED, IGNITION TIMING & IDLE MIXTURE RATIO ADJUSTMENT in ON-VEHICLE ADJUSTMENTS
article.
IDLE SPEED
| Application |
Base Idle RPM |
Target RPM |
| Altima |
700 |
650-750 |
| Frontier & Xterra |
| 2.4L |
750 |
700-800 |
| 3.3L |
700 |
650-750 |
| Maxima |
| A/T |
675 |
625-725 |
| M/T |
625 |
575-675 |
| Murano & 350Z |
650 |
600-700 |
| Pathfinder |
750 |
700-800 |
| Sentra |
| 1.8L |
| A/T |
800 |
750-850 |
| M/T |
650 |
600-700 |
| 2.5L |
700 |
650-750 |
IGNITION TIMING SPECIFICATIONS
| Application |
Degrees BTDC |
| Altima, Maxima, Murano, Pathfinder & 350Z |
10-20 |
| Frontier & Xterra |
| 2.4L |
18-22 |
| 3.3L |
8-12 |
| Sentra |
| 1.8L |
| Automatic Transmission |
13-23 |
| Manual Transmission |
2-12 |
| 2.5L |
10-20 |