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H25 engine

WARNING: This page is about a different car, the 2004 Suzuki XL-7 and 2004 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.

Oscilloscope waveforms of CMP sensor REF signal and No. 1 ignition trigger signal are as shown in figure when connecting oscilloscope between terminal "C51-3-10" of ECM (or PCM) connector connected to ECM (or PCM) and ground, and between terminal "C51-2-13" and ground.