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P0343 Diagnostic Trouble Code Discussion for August 2005

CMP Sensor Circuit High Voltage

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Trouble Ticket Help Requests for DTC P0343
Help Request Posted
2003 Chevrolet Tahoe LT 5.3L MIL Lamp on VIN: 1GNEC13Z53
P0343: CMP Sensor Circuit High Voltage. ... on.Scanned computer found code p0341(camshaft position performance). checked connectors and no problems were found. also checked signal from sensor to computer with lab scope. signal looked pretty normal. replaced sensor wiht factory parts. light stayed of...
August 25, 2005