B3947 Engine Trouble Code
Meaning of B3947 engine trouble code is a kind of body trouble code and when your car's 'B3947 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.
B3947 Fault Symptoms :
If one of these reasons for B3947 code is occuring now you should check B3947 repair processes.
Now don't ask yourself; What should you do with B3947 code ?
The solution is here :
B3947 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.
B3947 Code Meaning :
|OBD-II Diagnostic Body (B) Trouble Code For Engine||Ignition System Or Misfire||Injector Circuit Malfunction - Cylinders||Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)||Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical|
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.
B3947 OBD-II Diagnostic Body (B) Trouble Code DescriptionB3947 engine trouble code is about Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical.
Main reason For B3947 CodeThe reason of B3947 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.
B3947 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.