Tachometer Check
When the actuator tests (item No. 2) are performed using scan tool MB991958, check that the tachometer indication error is within the standard value.
NOTE:
Values in () indicates the reference value.
Standard value:
TACHOMETER INDICATION ERROR REFERENCE CHART
| Engine speed r/min | Tachometer indicating error r/min |
|---|---|
| 600 | 550 - 650 |
| (2,000) | (1,950 - 2,050) |
| 3,000 | 2,950 - 3,050 |
| (4,000) | (3,950 - 4,050) |
| 5,000 | 4,950 - 5,050 |
| 6,000 | 5,950 - 6,050 |
| (7,000) | (6,950 - 7,050) |
| (8,000) | (7,950 - 8,050) |