Tachometer Test
Connect a tune-up test tachometer and start engine. Compare vehicle tachometer RPM reading against test tachometer. If vehicle tachometer reading is outside allowable range, replace tachometer. See TACHOMETER TEST table.
TACHOMETER TEST
| Vehicle RPM Reading | Allowable Range |
|---|---|
| 700 | 630-700 |
| 3000 | 2800-3200 |
| 5000 | 4800-5200 |
| 7000 | 6700-7300 |