Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

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Link: lemon-manuals.la or lemon-manuals.org.ua

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System Diagnosis

Warning Circuit:









Reference
Oscilloscope waveforms of CMP sensor and No.1 ignition trigger signal are as shown in figure when connecting oscilloscope between terminals C20-10 of ECM (PCM) connectors connected to ECM (PCM) and ground, and between terminal E92-34 and ground.

Diagnosis Table: