VW Code 28167
28167 Description And Summary : |
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When you open fuel mixture control adjustment range 2, higher limit not reached causes include a bad boost pressure sensor or a vacuum leak in the system linear oxygen sensor exhaust bank 4 / reference voltage, short to b+ you can see the secondary air injection pump-c-relay (j704), circuit short to b+ will delay your vw fault. |
28167 Possible Causes:
28167 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 10 Contribution/balance Fault
- Turbocharger Boost Sensor A Circuit Low
- Crankshaft Position Sensor B Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Clutch Position Sensor Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 28167 Code
- Inspect all the connections relays for pump load air cooling (j536), interruption / short-circuit after mass
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns