Fuel & Ignition Delivery - Fuel, Air & Emission Symptoms
Common symptoms and diagnostic guides.
Car coughs then power drops
Engine coughs (sputters) followed by a drop in power typically indicates issues in fuel delivery, ignition, or air intake systems that disrupt combustion. Prompt diagnosis is advised to prevent further damage.
Car feels like hesitation at merge
Engine hesitation when merging can be caused by issues in fuel delivery, air intake, ignition, or sensors that disrupt the air?fuel mixture or timing and delay power delivery.