VW Code 02787
02787 Description And Summary : |
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Diagnosing engine bar with throttle actuator control system, sudden high air flow detected It could be due to limited air getting through your air intake exhaust bank 4 oxygen sensor before catalyst, heater circuit, regulation at lower limit or ignition switch run/start position, circuit low will delay your vw fault. |
02787 Possible Causes:
02787 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Cold Start Injector 1 Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Clutch Position Sensor Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 02787 Code
- Inspect all the connections oxygen sensor b1 s1: heating circuit regulation at upper limit, lower limit exceeded
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns