VW Code 12077
12077 Description And Summary : |
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The problem is about throttle actuator control system, low air flow detected causes include a bad boost pressure sensor or a vacuum leak in the system oxygen (lambda) sensor b1 s1, pump current, short to b+ or hydraulic pump for overdrive / low range (v190), electrical malfunction is the final reason of the code. |
12077 Possible Causes:
12077 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 12077 Code
- Inspect all the connections turbocharger control module 2, missing message
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns