VW Code 187
187 Description And Summary : |
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Diagnosing engine bar with diesel particulate filter pressure sensor 'a', circuit low retarded timing position, the engine might refuse to start relays for pump, fuel cooling (j445), interruption/short-circuit after mass and wait then synchronisation line will delay your vw fault. |
187 Possible Causes:
187 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Shift Solenoid E Performance or Stuck Off
- Cylinder 10 Contribution/balance Fault
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Rail Pressure Sensor Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 187 Code
- Inspect all the connections fuel injection valve 1 (n366), short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns