Ignition coil (L/F, L/R, T/F, T/R)

WARNING: This page is about a different car, the 2005 Mazda RX-8 and 2004 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.

Terminal connected:
L/F: 2AA (+)-Negative battery terminal

L/R: 2Z (+)-Negative battery terminal

T/F: 2AD (+)-Negative battery terminal

T/R: 2AC (+)-Negative battery terminal
Oscilloscope setting: 2 V/DIV (Y): 10 ms/DIV (X), DC range
Measurement condition: Idling after warm-up (no load)

Fig 1: Identifying Ignition Coil (L/F, L/R, T/F, T/R) Graph
Courtesy of MAZDA MOTORS CORP.