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DF055 Engine Trouble Code

Meaning of DF055 engine trouble code is : DF055 code can be about replacing a broken oxygen sensor can eventually lead to a busted catalytic convertor which can cost upwards of $2,000. Taking your car into a shop will cost you around $200 depending on the car. However, an oxygen sensor is easy to replace on many cars and is usually detailed in the owner's manual. If you know where the sensor is, you only have to unclip the old sensor and replace it with a new one. Regardless of how you approach it, you should get this fixed right away.

DF055 Possible Solution:

DF055 Engine

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.

DF055 Code Meaning :

D f 0 5 5
For Engine Ambient Air Temperature Sensor Circuit Low Cylinder 1 Injector Circuit Low Crankshaft Position Sensor B Circuit Malfunction

Regarding the DF055 code, it would probably be worthwhile to carefully inspect the wire harness near the intake manifold bracket. This is done most easily from below the car in the area near the oil filter.

DF055 Description

DF055 engine trouble code is about Crankshaft Position Sensor B Circuit Malfunction.

Reason For DF055 Code

The reason of DF055 OBD-II Engine Trouble Code is Ambient Air Temperature Sensor Circuit Low.

DF055 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.