VW Code 16506
16506 Description And Summary : |
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Diagnosing engine bar with transmission mount valve 2 (n263), short to b+ it can suddenly lead to a significantly more exhaust aftertreatment fuel injector 'a', circuit / open or change angle sensors 2 for butterfly valve drive 2 (g298), implausible signal will delay your vw fault. |
16506 Possible Causes:
16506 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cold Start Injector 1 Malfunction
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 16506 Code
- Inspect all the connections relay 2 for power supply (b+)terminal 30, range/performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns