911 Turbo AWD F6-3600cc 3.6L SOHC Twin Turbo (1997)
Checking signal using engine tester
1. Use adapter cable to connect engine tester. To do so, use special port (negative to pin 2).
2. Start engine / rev up starter.
Sinus Waves
The oscilloscope must display sinus waves with a minimum of 3V (engine speed signal) and a higher amplitude (reference mark signal).
