Engine Control Module: Testing and Inspection
Engine Signal Monitor And Adapter:
How to use the Engine Signal Monitor (SST Mazda Part# 49 9200 162).
1. Connect the engine signal monitor between the control unit and the engine harness using the adapter (SST Mazda Part# 49 9200 163).
2. Turn the selector switch and monitor switch to select the terminal number.
3. Check the terminal voltage.
CAUTION: DO NOT APPLY VOLTAGE TO THE TERMINALS OF THE SST.