October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

IGT1, IGT2, IGT3, IGT4 control

Courtesy of MAZDA MOTORS CORP.

PCM terminals

IGT1 (ignition coil No. 1): 1BC (+)-body ground (-)
IGT2 (ignition coil No. 2): 1BI (+)-body ground (-)
IGT3 (ignition coil No. 3): 1BO (+)-body ground (-)
IGT4 (ignition coil No. 4): 1BU (+)-body ground (-)

Oscilloscope setting

2 V/DIV (Y), 20 ms/DIV (X), DC range

Vehicle condition

Idle after warm up