P3400 Diagnostic Trouble Code Discussion for March 2020
Cylinder Deactivation System Performance
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| Help Request | Posted | |
| 2010 Honda Accord EX-L 3.5L Misfire VIN: 1HGCP3F84A P3400: Vps system. ... little longer. Found Cyl 4 sparkplug carbon tracked. Replaced coil with new NGK unit and new NGK Iridium spark plug. Thought that would cure misfire, it did not. P0304, P3497 & P3400... |
March 04, 2020 |
