Vehicle speed signal (ATX)
WARNING: This page is about a different car, the 2004 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
PCM terminals
- 1J (+)-Negative battery terminal (-)
Oscilloscope setting
- 1 V/DIV (Y), 2.5 ms/DIV (X), DC range
Vehicle condition
- Vehicle speed is 32 km/h {20 mph}.
Courtesy of MAZDA MOTORS CORP.