Hyundai Sonata LF: Engine Control System / Crankshaft Position Sensor (CKPS) Troubleshooting


This example shows a typical Crankshaft Position Sensor(CkPS)
and Camshaft Position Sensor(CMPS) waveform at idle.The PCM controls
the injection and ignition timing by using these signals.
Generally CkPS signal is used to detect the piston's position
and CMPS signal is used to detect the Top Dead Center of each cylinder.
Other information:
Removal
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Removal of the airbag must be performed according to the precautions/ procedures described previously.
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Before disconnecting the front impact sensor connector, disconnect the front airbag connector(s).
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Do not turn the ignition switch ON and do not connect the battery cable while replacing the front impact sensor...
C..