P0343 Diagnostic Trouble Code Discussion for May 2007
CMP Sensor Circuit High Voltage
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| Help Request | Posted | |
| 2002 Chevrolet Silverado 2500 HD 8.1L MIL Lamp on VIN: 1GCHK29G32 P0343: CMP Sensor Circuit High Voltage. ... this problem before. I have a code P0343(CMP signal to high) I am not familiar with this system. There are two values on my scanner that read CMP low to high & CMP high to low signals. Both numbers keep increasing up to about 7500 then it stops. The on... |
May 15, 2007 |
