Waveform 2
Knock sensor
KNOCK SENSOR SPECIFICATIONS
| ECM Terminal Name | Between KNK1 and EKNK Between KNK2 and EKN2 |
| Tester Range | 1 V/DIV, 1 msec./DIV |
| Condition | Maintain engine RPM at 2,000 RPM after engine warmed-up |
HINT:
- The wavelength becomes shorter as engine RPM increases.
- The waveforms and amplitudes displayed differ slightly depending on the vehicle.