Impreza GT F4-2.5L Turbo (2009)
6. Connect the probe to ECM connector.
7. Start the engine and let it idle.
8. Check the pattern is as same as the waveform and voltage shown below.
6. Connect the probe to ECM connector.
7. Start the engine and let it idle.
8. Check the pattern is as same as the waveform and voltage shown below.