B0143 Engine Trouble Code
Meaning of B0143 engine trouble code is : When your car's 'B0143 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.
B0143 Possible Solution:
Disconnected, dirty or fouled spark plugs are common causes for engines that won't start. Spark plugs typically need to be replaced every season or 25 hours of use. You should also check that the spark plug gap is set properly. If your spark plugs look good, problems with your ignition system can also preventing a spark. These can range from a faulty spark plug lead, shorted kill switch or flywheel key damage.
B0143 Code Meaning :
|OBD-II Diagnostic Body (B) Trouble Code For Engine||Intake Valve Control Solenoid Circuit Low||Fuel Rail/System Pressure - Too High||Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)||Exhaust Gas Recirculation Sensor B Circuit High|
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.
B0143 OBD-II Diagnostic Body (B) Trouble Code DescriptionB0143 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.
Reason For B0143 CodeThe reason of B0143 OBD-II Engine Trouble Code is Fuel Rail/System Pressure - Too High.
B0143 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.