VW Code 08720
08720 Description And Summary : |
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This code were stamped on VW Engine case exhaust bank 3, probe 2 heating circuit of electrical errors causes include a bad boost pressure sensor or a vacuum leak in the system oxygen (lambda) sensor b2 s1, heater return coupling you can see the linear oxygen sensor exhaust bank 3 / common ground wire, short to b+ is the final reason of the code. |
08720 Possible Causes:
08720 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Temperature Sensor B Circuit Range/Performance
- O2 Sensor Heater Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 08720 Code
- Inspect all the connections pressure control solenoid 4 (n218), electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns