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P2647 Diagnostic Trouble Code Discussion for January 2012

VTEC Oil Pressure Switch Circuit High Voltage

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Trouble Ticket Help Requests for DTC P2647
Help Request Posted
2003 Honda Accord EX 2.4L Surge, MIL Lamp on VIN: 1HGCM56643
P2647: VTEC Oil Pressure Switch Circuit High Voltage. ... and surging real bad anywhere near 3000 rpm code P2647 replaced the oil pressure switch per TSB Inspected and cleaned the valve assy. replaced the seal/filter . Everything seemed to be in order But If you fire it up cold (overnight) and take off runs good ...
January 25, 2012