Fuel injection control (-) signal
WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.
PCM terminals
- Fuel Injection No. 1: 1DO(+)-body ground(-)
- Fuel Injection No. 2: 1DW(+)-body ground(-)
- Fuel Injection No. 3: 1EA(+)-body ground(-)
- Fuel Injection No. 4: 1DS(+)-body ground(-)
Oscilloscope setting
- 10 V/DIV (Y), 5 ms/DIV (X), DC range
Vehicle condition
- Idle after warm up