Kia Rio: DC DC Converter
Inspection
DescriptionActive ECO system
Active ECO operation
Active ECO helps improve fuel efficiency by controlling the engine and transaxle.
But fuel-efficiency can be changed by the driver's driving habits and road conditions.
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Seat Belt Buckle Switch (BS) Removal
1.
Disconnect the battery negative cable, and wait for at least three
minutes before beginning work.
2.
Remove the front seat assembly.
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Signal Waveform
The three waveforms below are taken from the #1 and #4 injectors. The
top waveform is from the high side (feed side) of the #1 and #4 injectors, while
the middle waveform is from the low side ...