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B1541 Engine Trouble Code

Meaning of B1541 engine trouble code is a kind of body trouble code and B1541 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.

B1541 Fault Symptoms :

Check engine light comes on
Engine stalling or misfiring
Engine performance issues
Car not starting

If one of these reasons for B1541 code is occuring now you should check B1541 repair processes.
Now don't ask yourself; What should you do with B1541 code ?
The solution is here :

B1541 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.

B1541 Code Meaning :

B	1	5	4	1
OBD-II Diagnostic Body (B) Trouble Code For Engine	Fuel And Air Metering	Fuel Composition Sensor Circuit Malfunction	Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)	Crankshaft Position Sensor A Circuit Low Input

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.

B1541 OBD-II Diagnostic Body (B) Trouble Code Description

B1541 engine trouble code is about Crankshaft Position Sensor A Circuit Low Input.

Main reason For B1541 Code

The reason of B1541 OBD-II Engine Trouble Code is Fuel Composition Sensor Circuit Malfunction.

B1541 DTC reports a sensor fault, replacement of the sensor is unlikely to resolve the underlying problem. The fault is most likely to be caused by the systems that the sensor is monitoring, but might even be caused by the wiring to the sensor itself.

	Example: 0140