Check P20A1 Fault Code
When you check engine light came on code P20A1 the reason should be . However your vehicle's manufacturer may have a different definition for the P20A1 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
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P20A1 DTC specifically refers to the camshaft (cam) timing. In this case, if the cam timing is over-retarded, the engine light will be illluminated and the code will be set. |
P20A1 Possible Fix :
The most likely cause of this is that there is no refrigerant left in your system. This could be caused by a leak in your system somewhere, which will have to be fixed before refilling the refrigerant. If you're car-savvy and you own a set of air conditioning gauges, refilling the refrigerant is usually easy to do yourself. However, if you're not so confident, enlist the help of a knowledgeable friend or take a quick trip to the mechanic.
P20A1 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP20A1 Reductant Purge Control Valve Performance so you have to check ODB-II Fault Code Check list.Reason For P20A1 CodeThe reason of P20A1 OBD-II Fault Code Check is P20A1 Reductant Purge Control Valve Performance. |
P20A1 Solution:
Excessive air inflow can be caused by a vacuum leak, a dirty sensor or, an exhaust gas recirculation valve not closing properly. If the problem is not enough fuel, the culprit may be dirty injectors or fuel filters, a weak fuel pump or a leaky fuel pressure regulator. The lean fuel mix error may be accompanied by rough idling, engine misfires, hesitation during acceleration and overall poor engine performance.
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What does fault code P20A1 mean ?
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How to Clear P20A1 Trouble Code
An OBD 2 scanner is the best and safest way to erase a DTC from your car's system. This scanner communicates with the car's computer and instructs the computer to erase the code. It does not change or tweak the settings from inside the car or its systems.