# P0300 on the 2011 Volkswagen Routan

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

## Bulletins for this model year that name P0300

- [10241332](https://open.wenmarpro.com/bulletins/10241332), 2023-08-28: MIL ON, DTCs P0300, P0302, P0304 or P0306 Stored in ECM Fault Memory
- [10241331](https://open.wenmarpro.com/bulletins/10241331), 2023-08-28: MIL ON, DTCs P0300, P0302, P0304 or P0306 Stored in ECM Fault Memory
- [10238944](https://open.wenmarpro.com/bulletins/10238944), 2023-07-10: When diagnosing faults P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 for cylinder misfires, perform a Cylinder Combustion Pressure Leakage Test before replacing any components.
- [10238943](https://open.wenmarpro.com/bulletins/10238943), 2023-07-10: When diagnosing faults P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 for cylinder misfires, perform a Cylinder Combustion Pressure Leakage Test before replacing any components.
- [10238933](https://open.wenmarpro.com/bulletins/10238933), 2023-07-10: To identify a misfiring cylinder when a random fault is set \(P0300\), utilize the following; Select PCM \(ECM\) from the module menu \(figure 1\). At the top of the screen, mouse over ?Monitors? to open the drop down list. Select OBD II monitors. From the OBD II monitor list \(figure 2\), scroll down and select ?Which cylinder is misfiring?\(figure 3\). A value block displaying all cylinder misfire counts can be viewed and also monitored while running to isolate the causal cylinder. Once the specific cylinder\(s\) have been isolated, proceed with misfire diagnosis to determine root cause and repair as necessary.
- [10157689](https://open.wenmarpro.com/bulletins/10157689), 2019-04-08: Tech Tips \(2011\-2012 Routan ? MIL ON, Fault P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 Stored In PCM\): When diagnosing faults P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 for cylinder misfires, perform a Cylinder Combustion Pressure Leakage Test before replacing any components. This document informs where to locate the test procedure.
- [10156102](https://open.wenmarpro.com/bulletins/10156102), 2019-04-01: Tech Tips \(2011\-2012 Routan ? MIL ON, Fault P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 Stored In PCM\): When diagnosing faults P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 for cylinder misfires, perform a Cylinder Combustion Pressure Leakage Test before replacing any components. This document informs where to locate the test procedure.
- [10120204](https://open.wenmarpro.com/bulletins/10120204), 2017-10-21: Tech Tips \(2011\-2014 Routan ? MIL ON, Fault P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 Stored In PCM\): When diagnosing faults P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 for cylinder misfires, perform a Cylinder Combustion Pressure Leakage Test before replacing any components. Test procedure can be found in Elsa Repair Manual under Diagnostic Information