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VW Code 15637

15637 Description And Summary :

This code were stamped on VW Engine case valve 2 for load pressure control (n274), short-circuit after pluses It could be due to limited air getting through your air intake charging system, voltage and wait then secondary air injection system air flow/pressure sensor bank 2, circuit low will delay your vw fault.

15637 Possible Causes:

15637 vw fault code may be caused by one or more of the following:

  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Reverse Input Circuit
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Crankshaft Position Sensor A Circuit Low Input
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 15637 Code

  • Inspect all the connections intake manifold runner position sensor / switch, circuit bank 1
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range