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B20B3 Engine Trouble Code

Meaning of B20B3 engine trouble code is a kind of body trouble code and B20B3 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.

B20B3 Fault Symptoms :

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

If one of these reasons for B20B3 code is occuring now you should check B20B3 repair processes.
Now don't ask yourself; What should you do with B20B3 code ?
The solution is here :

B20B3 Possible Solution:

The crankshaft sensor signals the fuel injection computer or the ignition control when the cylinders are firing. This causes the ignition coil to provide a spark and the injector to inject fuel into each cylinder at the right time.If either sensor isn't working correctly, the car will run rough and the engine will be less efficient. In later car models, the car's computer can usually keep the vehicle running, but the engine warning light on the dashboard goes on to warn the driver.

B20B3 Code Meaning :

B	2	0	b	3
OBD-II Diagnostic Body (B) Trouble Code For Engine	Fuel And Air Metering (Injector Circuit Malfunctions Only)	Ambient Air Temperature Sensor Circuit Low		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.

B20B3 OBD-II Diagnostic Body (B) Trouble Code Description

B20B3 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Main reason For B20B3 Code

The reason of B20B3 OBD-II Engine Trouble Code is Ambient Air Temperature Sensor Circuit Low.

B20B3 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.

	Example: 0140