Insert a paper clip into the engine speed sensor connector on the wiring harness side, and connect an external high precision tachometer.
Note. To test the tachometer, use an external high precision inductive tachometer.
Compare vehicle tachometer and external tachometer readings at all engine speeds, and check for compliance with nominal values.
Rated values:
- 700 min-1±100 min-1;
- 3000 min-1±150 min-1;
- 5000 min-1± 250 min-1;
- 6000 min-1± 300 min-1.