Tachometer Inspection
CAUTION:
- If the engine speed exceeds the allowable range, the engine could be damaged. Therefore, when inspecting the tachometer, do not allow the engine speed to exceed the allowable range indicated on the tachometer.
- Connect the M-MDS (IDS) to the DLC-2.
- After the vehicle is identified, select the following items from the initialization screen of the IDS.
- Select "DataLogger".
- Select "Modules".
- Select "IC".
- Verify that the displayed information is as according to the table using "TACHOMTR".
- If the tachometer does not operate or the indication is not within the allowable range, inspect the related wiring harnesses.
- If the related wiring harness is normal, replace the instrument cluster.
- If the tachometer does not operate or the indication is not within the allowable range, inspect the related wiring harnesses.
| M-MDS (IDS) display | Instrument cluster display |
|---|---|
| 3000 RPM | Tachometer needle moves to approx. 3, 100 RPM. |
| 6000 RPM | Tachometer needle moves to approx. 6, 300 RPM. |
| Off | Tachometer needle moves to bottommost position. |