B0043 Engine Code Repair

Meaning of B0043 engine trouble code is a kind of body trouble code and B0043 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.

B0043 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 B0043 code is occuring now you should check B0043 repair processes.
Now don't ask yourself; What should you do with B0043 code ?
The solution is here :

B0043 Possible Solution:

B0043 Engine

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.

B0043 Code Meaning :

OBD-II Diagnostic Body (B) Trouble Code For Engine

Intake Valve Control Solenoid Circuit Low

Injector Circuit Malfunction - Cylinders

Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

Glow Plug/Heater Circuit 'A' Malfunction

Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above.

B0043 OBD-II Diagnostic Body (B) Trouble Code Description

B0043 engine trouble code is about Glow Plug/Heater Circuit 'A' Malfunction.

Main reason For B0043 Code

The reason of B0043 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.

B0043 the main thing to check is to verify the operation of the VCT solenoid. You're looking for a sticking or stuck VCt solenoid valve caused by contamination. Refer to vehicle specific repair manual to perform component tests for the VCT unit.