AFRs are lean at idle... surging idle and doesn't want to rev.. VIDEO ON PAGE 6!!
#91
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Intake popping is a lean mixture. Check the fuel pressure.
One other point, it takes some time for the O2 sensor to get up to operational temp even with a heater so don't put too much trust in the reading at start up. If you leave the ignition on a few minutes before starting, that should help get the sensor up to temp.
One other point, it takes some time for the O2 sensor to get up to operational temp even with a heater so don't put too much trust in the reading at start up. If you leave the ignition on a few minutes before starting, that should help get the sensor up to temp.