Toyota problem with the spark

How do I check that ???

I need to know the type of engine and the year of your 4x4, to help you

www.e-uto.com.mx/manual_detalle.php?manual_id=222 In this direction you will find information about this type of sensor but the best thing is that you look in the repair manual which is the value in voltage that the sensor must generate when it is underway minimal or the most practical thing is that they lend you one of another vehicle that is working. If you have a workshop in some other vehicle that is under repair you can try or borrow an equal sensor, it does not have to be the same model but the same brand almost always use equal sensors in equal brands.

You have to identify the sensor signal line and with the value of the repair manual compares whether the value is specified gives you 2 values ​​one in the minimum and another to 2000rpm to be able to diagnose the sensor because the computer only recognizes if there is no signal or if it is too high and without variation, if it varies the signal and it is only a little above what is specified does not recognize it as failure. The other thing is that you get one from another vehicle that is working well to be sure that it is the sensor does not have to be the same model in the same vehicle brand there are equal flow sensors.

Friend The spark must be blue if it is true, but the person in charge of strengthening the spark is the coil, the embopinous can be elongated, but for this purpose you must verify that the cables and spark plugs are in good condition, now if the current that reaches the coil from the battery, or the alternator has a lot of resistance then the spark is bad, eye with the light of the spark plug because it also affects.