What Causes an Automatic Transmission Car to Stall While Driving?

[Brantley]

Automatic transmission cars may stall while driving due to the following reasons: 1. Activation of the vehicle's anti-theft system, causing the engine to lock; 2. Malfunction of the ignition switch; 3. Damage to the ignition module or the ignition reference signal line from the ignition module to the engine computer; 4. Low fuel pump pressure, fuel line leakage, insufficient power supply current, or damage to the fuel pressure regulator; 5. Carbon deposits in the engine. Extended content: Solutions for an automatic transmission car stalling while driving include: Checking if the vehicle's anti-theft system is activated; Inspecting the operation of the ignition switch; Verifying the ignition module and signal lines for faults; Checking for fuel line leaks; Cleaning engine carbon deposits; Ensuring the battery has sufficient charge.