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P1259 Diagnostic Trouble Code Discussion for December 2007

VTEC System Malfunction (Bank 1)

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Trouble Ticket Help Requests for DTC P1259
Help Request Posted
1999 Honda Accord EX 2.3L MIL Lamp on
P1259: VTEC System Malfunction (Bank 1). This is a ULEV 2.3. It has a hard P1259 code. The VTEC solenoid ohms out at 18. I can apply power to it and hear it click. I removed the pressure switch. sitting on the bench I have continuity. With a helper putting air into the back of the switch it goes o...
December 30, 2007