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B0483 Engine Trouble Code

Meaning of B0483 engine trouble code is a kind of body trouble code and B0483 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.

B0483 Fault Symptoms :

  1. Check engine light comes on
  2. Engine stalling or misfiring
  3. Engine performance issues
  4. Car not starting
If one of these reasons for B0483 code is occuring now you should check B0483 repair processes.
Now don't ask yourself; What should you do with B0483 code ?
The solution is here :

B0483 Possible Solution:

B0483 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.

B0483 Code Meaning :

B 0 4 8 3
OBD-II Diagnostic Body (B) Trouble Code For Engine Intake Valve Control Solenoid Circuit Low O2 Sensor Heater Circuit Malfunction Ignition/Distributor Engine Speed Input Circuit Malfunction Exhaust Gas Recirculation Sensor B Circuit High

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.

B0483 OBD-II Diagnostic Body (B) Trouble Code Description

B0483 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Main reason For B0483 Code

The reason of B0483 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.

B0483 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.