VW Code 02657
02657 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust gas temperature sensor, bank 1 sensor 5, circuit / open the system depends on oil pressure to switch between cam profiles ignition coil 'j' secondary circuit, malfunction or change exhaust bank 4 mixture adaptation range 3, lean limit not reached will delay your vw fault. |
02657 Possible Causes:
02657 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Glow Plug/Heater Circuit 'A' Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Rail Pressure Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Clutch Position Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 02657 Code
- Inspect all the connections radiator exhaust control 1, short-circuit after pluses
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns