B2946 Engine Trouble Code
Meaning of B2946 engine trouble code is a kind of body trouble code and B2946 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.
B2946 Fault Symptoms :
If one of these reasons for B2946 code is occuring now you should check B2946 repair processes.
Now don't ask yourself; What should you do with B2946 code ?
The solution is here :
B2946 Possible Solution:
Gasoline engines use spark plugs to cause an explosion of fuel within the cylinder. In a properly timed engine, this explosion occurs at the proper moment to send the piston to the bottom of the cylinder and provide power to the drive shaft. If the plug wires are out of sequence, the explosion occurs at the wrong time. The improper timing of the explosion sometimes pushes the cylinder the wrong direction or interferes with the turning of the crank. As a result, the engine stutters or backfires, if it runs at all.
B2946 Code Meaning :
|OBD-II Diagnostic Body (B) Trouble Code For Engine||Fuel And Air Metering (Injector Circuit Malfunctions Only)||Injector Circuit Malfunction - Cylinders||Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)||Ignition Coil A Primary/Secondary Circuit Malfunction|
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.
B2946 OBD-II Diagnostic Body (B) Trouble Code DescriptionB2946 engine trouble code is about Ignition Coil A Primary/Secondary Circuit Malfunction.
Main reason For B2946 CodeThe reason of B2946 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.
B2946 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.