PROCEDURE
INSPECT SPEEDOMETER
Check the operation.
Using a speedometer tester (calibrated chassis dynamometer), check the speedometer indication according to the table below.
| Chassis Dynamometer Indication (km/h) | Acceptable Range (km/h) Data in ( ) is for Reference |
|---|---|
| 20 | (21.0 to 25.0) |
| 40 | 41.7 to 46.2 |
| 60 | 62.7 to 67.2 |
| 80 | 83.4 to 88.4 |
| 100 | 104.3 to 109.3 |
| 120 | 125.1 to 130.6 |
| 140 | 145.8 to 151.8 |
| 160 | 166.2 to 173.2 |
| 180 | 186.9 to 194.5 |
| 200 | 207.7 to 215.7 |
| 220 | 228.4 to 236.8 |
| 240 | 249.2 to 258.0 |
| 260 | 270 to 279.2 |
| Chassis Dynamometer Indication (mph) | Acceptable Range (mph) |
|---|---|
| 20 | 21.0 to 23.5 |
| 40 | 42.0 to 44.5 |
| 60 | 62.5 to 66.0 |
| 80 | 83.1 to 87.1 |
| 100 | 103.9 to 108.4 |
| 120 | 124.7 to 129.6 |
| 140 | 145.4 to 150.7 |
| 160 | 166.2 to 171.9 |
| 180 | 187.0 to 193.0 |
Note
Tire wear, over inflation, or under inflation will cause errors.
Check the deviation from the acceptable range of the speedometer indication.
| Reference |
|---|
| Less than 0.5 km/h (0.3 mph) |
Tech Tips
If the indication is not as specified, go to the problem symptoms table Click here.
INSPECT TACHOMETER
Connect a tune-up tachometer, and start the engine.
Compare the test results with the tachometer indications.
Tech Tips
DC 13.5 V, at 25°C (77°F)
| Tune-up Tachometer Indication (rpm) | Acceptable Range (rpm) Data in ( ) is for Reference |
|---|---|
| 700 | 630 to 770 |
| 1000 | (900 to 1100) |
| 2000 | (1850 to 2150) |
| 3000 | 2800 to 3200 |
| 4000 | (3800 to 4200) |
| 5000 | 4800 to 5200 |
| 6000 | (5750 to 6250) |
| 7000* | (6700 to 7300) |
| 8000* | (7700 to 8300) |
*: except 1ND-TV
Tech Tips
If the indication is not as specified, go to the Problem Symptoms Table Click here.