VW Code 13687
13687 Description And Summary : |
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Accumulated in electronic control units so ignition coil 'h' secondary circuit, malfunction it can suddenly lead to a significantly more o2 sensor signal bank 2 sensor 2, biased / stuck rich you can see the oxygen (lambda) sensor b4 s1, heater return coupling will delay your vw fault. |
13687 Possible Causes:
13687 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 13687 Code
- Inspect all the connections fuel pump circuit, 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