Calibration Test
Connect a calibrated, reliable tach-dwell meter to vehicle ignition system. Operate engine at various speeds (RPM). Refer to the TACHOMETER ALLOWABLE VARIATION . If comparison between tach-dwell meter and vehicle tachometer readings do not fall in the standard range of permissible variation, replace vehicle tachometer.
TACHOMETER ALLOWABLE VARIATION
| Engine Speed (RPM) | Allowable Variation (RPM) | |
|---|---|---|
| Stealth & 3000GT | ||
| 1000 | 900-1100 | |
| 3000 | 2850-3150 | |
| 5000 | 4750-5250 | |
| 6000 | 5700-6300 | |
| Eclipse & Galant (8000-RPM Tachometer) | ||
| 700 | 600-800 | |
| 3000 | 2850-3150 | |
| 5000 | 4750-5250 | |
| Eclipse & Galant (9000-RPM Tachometer) | ||
| 700 | 600-800 | |
| 3000 | 2900-3225 | |
| 5000 | 4900-5325 | |