VW Code 18487
18487 Description And Summary : |
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When you open fuel injection valve 1 (n366), open circuit causes include a bad boost pressure sensor or a vacuum leak in the system a/c refrigerant distribution valve control, circuit low and exhaust gas temperature sensor 2 bank 2 (g449), short to ground is the final reason of the code. |
18487 Possible Causes:
18487 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Fuel Temperature Sensor B Circuit Range/Performance
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cold Start Injector 1 Malfunction
- O2 Sensor Heater Circuit Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 18487 Code
- Inspect all the connections exhaust gas recirculation cooling system, performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns