P0859 Engine Trouble Code
Meaning of P0859 engine trouble code is a kind of powertrain trouble code and P0859 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 $2,140 and you can't do it yourself unless you're an experienced mechanic.
P0859 Fault Symptoms :
If one of these reasons for P0859 code is occuring now you should check P0859 repair processes.
Now don't ask yourself; What should you do with P0859 code ?
The solution is here :
P0859 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.
P0859 Code Meaning :
|OBD-II Diagnostic Powertrain (P) Trouble Code For Engine||Intake Valve Control Solenoid Circuit Low||Engine Oil Temperature Sensor Malfunction||Cylinder 1 Injector Circuit Low||Reverse Input Circuit|
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.
P0859 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP0859 engine trouble code is about Reverse Input Circuit.
Main reason For P0859 CodeThe reason of P0859 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.
P0859 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.