What happened to Jetta's constant flameout?

Triggering the car anti-theft system, ignition switch failure, damaged ignition reference signal line, low fuel system pressure, too fast or frequent operation, cold weather and other reasons may cause the car to stall after starting. If there is something wrong with the gasoline pump, it will be accompanied by the phenomenon of weak acceleration before flameout. If there are no other signs before flameout, the key is to check the throttle, ignition system and engine wiring harness.

Common faults of Jetta car

1, Jetta made a harsh sound when it started.

Diagnosis and elimination: there is a sharp sound when starting, but the sound disappears after the engine starts. When the starter was removed, it was found that the stop block of the starter one-way clutch was broken and screamed. Replace the starter and troubleshoot.

2. The starter of Jetta car didn't respond when it started.

Diagnosis and elimination: after inspection, it was found that the power cord of the electromagnetic coil on the starter was dead, so the ignition switch was removed and replaced, and the fault was eliminated. The fault is caused by poor contact of ignition switch.