Td5 Non Start Problems - Part 2 - Testing the Fuel Pump Electrics and Pressure output

Testing is better than random parts changing exercises but sometimes testing can raise more questions. Here we look at Testing the ECM output, relay operation, voltage drop and just for curiosity the amp draw from the fuel pump shown in wave form on a meter.

We also find that the pressure at the engine side of the fuel delivery not as we expect.

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