DF027 Engine Trouble Code
Meaning of DF027 engine trouble code is : DF027 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,000 and you can't do it yourself unless you're an experienced mechanic.
DF027 Possible Solution:
Power Steering Pressure (PSP) Switch Malfunction In Key On, Engine Off Self-Test, this DTC indicates the PSP input to the PCM is high. In Key On, Engine Running Self-Test, this DTC indicates that the PSP input did not change state. Steering wheel must be turned during Key On, Engine Running Self-Test PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged.
DF027 Code Meaning :
|For Engine||Ambient Air Temperature Sensor Circuit Low||Turbocharger Boost Sensor A Circuit Low||Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical|
The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate.
DF027 DescriptionDF027 engine trouble code is about Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical.
Reason For DF027 CodeThe reason of DF027 OBD-II Engine Trouble Code is Ambient Air Temperature Sensor Circuit Low.
DF027 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.