Check P20EF Fault Code
When you check engine light came on code P20EF the reason should be . However your vehicle's manufacturer may have a different definition for the P20EF OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
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P20EF 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. |
P20EF Possible Fix :
There could be a number of reasons for noisy brakes. It could be that your brake pads are loose, worn out, or you may have brake dust inside the drum. If you can't see anything wrong with your brake pads, and you suspect it may be brake dust, it may be best to leave this to a professional, brake dust can be extremely dangerous if accidentally inhaled.
P20EF OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP20EF SCR NOx Pre- Catalyst Efficiency Below Threshold Bank 1 so you have to check ODB-II Fault Code Check list.Reason For P20EF CodeThe reason of P20EF OBD-II Fault Code Check is P20EF SCR NOx Pre- Catalyst Efficiency Below Threshold Bank 1. |
P20EF Solution:
Power Steering Pressure (PSP) Switch Signal Malfunction The PCM counts the number of times vehicle speed transitions from 0 to a calibratable speed. After a calibratable number of speed transitions the PCM expects that the PSP input should have changed. This DTC is set if the transition is not detected. Vehicle towed with engine running Power steering hydraulic concern was repaired but DTC was not erased PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged Check, if possible, if vehicle was towed or power steering service was performed. Observe PSP V PID while checking wires for intermittents.
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What does fault code P20EF mean ?
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How to Clear P20EF 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.