Car repair throttle circuit board open solder causes engine weakness

 Today the owner of this car feedback that driving on the road is particularly boring, we came to try the car, start the vehicle, step on the accelerator to the end, the speed can not be on the 2000 rpm,

but also down, the accelerator to the end of the speed can not go, the owner of this problem in fact, outside the inspection, the repair shop told him to replace the throttle, quoted 800 yuan. I told the owner not to change it yet, you spend that waste of money for what, wait for me to come over to see first, in fact, this throttle is repairable. Today I will see if I can not spend money, to solve this problem to him, first to this throttle to him out, especially simple, pull out this air filter, put aside,

this is the throttle,

where there are 4 screws, the 4 screws a removal, the plug also to it,

this throttle will take out. After that, we disassemble the throttleto see what's inside. The cause of the

problem was found, and the pin was broken off.

After finding the cause of the problem, the solution is not simple, find a soldering iron, the pin to him solder back, the broken pin has been soldered, the following to the throttle to assemble it back,

plug this plug,the filter cover directly to it out, and then start to see if the speed can go up, start the vehicle, and then step on the gas, the speed instantly reached 4000 rpm, we drive Let's go out for a run and see if we can get the fuel up, there you go, full power. Now put it in neutral, step on the gas and it revs to 6,000 rpm, so it looks like the problem has been completely solved, how's that for an easy car repair that doesn't cost a penny?