P0343 Diagnostic Trouble Code Discussion for November 2004
CMP Sensor Circuit High Voltage
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| Help Request | Posted | |
| 2001 Chevrolet Suburban 2500 8.1L MIL Lamp on VIN: 3GNGK26G41 P0343: CMP Sensor Circuit High Voltage. after new cmp was installed, no problems @ first. cold start a couple days after replacement and light was back on w/ po343 only. Have scoped sensor, wiggled harness while monitoring cmp pid on scan tool(no changes) all circuits testing fine. I am suspicious o... |
November 18, 2004 | |
| 2001 Chevrolet Suburban 2500 8.1L MIL Lamp on VIN: 3GNGK26G41 P0343: CMP Sensor Circuit High Voltage. after new cmp was installed, no problems @ first. cold start a couple days after replacement and light was back on w/ po343 only. Have scoped sensor, wiggled harness while monitoring cmp pid on scan tool(no changes) all circuits testing fine. I am suspicious o... |
November 19, 2004 |
