Hi Phil,

Can you send me the figure 3 psd file?

Figure 3 CMP to 7X does not look correct.

Here is a known good file form a 2002 Century 3.1L

[2002 Buick Century Custom, ECM/Inputs/Outputs waveform]

What I can see in figure 3 your 7x and CMP relation ... Login to read more.

Files Referenced: