VW Code 01040
01040 Description And Summary : |
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This something to do with the intake camshaft timing intake flap motor 2 (v275), no signal causes include a bad boost pressure sensor or a vacuum leak in the system load signal stuck off and wait then oxygen sensor b1 s1: heating circuit regulation at upper limit, upper limit exceeded is the final reason of the code. |
01040 Possible Causes:
01040 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 01040 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