Some understanding for that fault diagnosis regarding your diagnostic and scan toos!!!

when vehicle engine don't start, here's some understanding for that fault diagnosis about  scan tool

Q: my vehicle engine don't start?

A: when start machine can't take engine, when the speaker volume or headlamps brightness compared to normal situation is abate, should first look into the battery. And when the startup function start, however the engine doesn't have reaction, could make the next check:

(l) check whether the possible lack of gasoline engine. The engine ignition key change to "ON" position, and find out what gas gauge pointer, when the pointer to "E", this means the gasoline tank is empty, should increase the gasoline tank gasoline.

(2) when the vehicle isn't lacking gasoline, should look into the spark plug can establish normal spark. Take lower a spark plug, make its grounding electrode and engine associated with a place metal parts phase contact, will turn the ignition answer to "START" position, and switch the engine starter, when there's blue active spark skip the spark plug electrode, stated ignition product is normal. When the spark plug filth or moist, the use of dry flannel to wipe clean.

(3) when the spark plug doesn't produce sparks, should look into the ignition system. Check if the high tension line firmly grown within the correct position. If it's discovered that our prime tension line finish or do electrical cover moist, functional and flannel to wipe dry, then held tightly to the original position. Wet days start difficult, mostly because of the ignition system triggered by moisture.

(4) when the engine is hot, or smell QiYouWei, might be carburetor oil an excessive amount of. This type of situation start engine, the accelerator pedal around the finish, and also the choke button space to restart, start the starter but cannot allow it to be a lot more than 108 hrs of continuous operation.