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Home › Mazda › 2007 › CX-7 Touring, AWD › Repair and Diagnosis › Engine Performance › Engine Control Systems › Engine Control System (L3 With TC) › Pcm Inspection › Inspection Using An Oscilloscope (Reference) › HO2S (front) heater control signal PCM terminals › Notes

HO2S (front) heater control signal PCM terminals: Notes

2C (+)-body ground (-)