VW Code 28037
28037 Description And Summary : |
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Diagnosing engine bar with valve for pump - jet: cylinder 10 (n306), regulation range exceeded causes include a bad boost pressure sensor or a vacuum leak in the system secondary air injection system air flow/pressure sensor bank 2, circuit intermittent / erratic also valve for pump - jet: cylinder 11 (n307), circuit low input will delay your vw fault. |
28037 Possible Causes:
28037 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Reverse Input Circuit
- Fuel Rail Pressure Sensor Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 28037 Code
- Inspect all the connections fuel injection valve 3 (n368), short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns