Negative fuel trim refers to an adjustment made by a vehicle’s engine control unit to reduce the amount of fuel injected into the engine. It indicates that the engine is running rich and the system is compensating by decreasing fuel delivery to maintain optimal air-fuel mixture.
A yellow gas cap is a visual indicator used by various vehicle manufacturers to signify that a vehicle is compatible with alternative fuels. Most commonly, it denotes a Flexible Fuel Vehicle (FFV) capable of running on E85 ethanol.
A No Cruising Zone is a designated area where local ordinances prohibit vehicles from passing a specific point repeatedly within a set time. These laws aim to reduce traffic congestion, noise, and loitering in commercial districts. Violations typically result in fines or vehicle impoundment depending on the municipality.
The marking 94W on a tire combines a load index of 94, indicating the maximum weight the tire can support, with a speed rating of W, denoting its maximum safe speed. Understanding these codes helps ensure proper tire selection and vehicle safety.
A half-frame camera is a film camera that captures two exposures on a single standard 35mm film frame. This format divides the traditional 36x24mm frame into two 18x24mm images. Consequently, a standard 36-exposure roll yields 72 photographs.
In the context of automotive engineering and performance, WOT stands for Wide Open Throttle. It refers to the state when the accelerator pedal is fully depressed, allowing the engine to reach maximum airflow and power output.
Paint to Sample (PTS) is an automotive customization program offered primarily by luxury manufacturers, allowing customers to order a vehicle painted in a non-standard color selected from a curated palette or matched to a provided sample.
Comfort Print is a typeface family specifically designed for Bible text, developed by the Danish foundry 2K/Denmark in collaboration with major Bible publishers to improve readability in small sizes and on thin paper. It features an enlarged x-height, open counters, and generous letter spacing to reduce visual fatigue during extended reading.
Transmission slipping occurs when a vehicle’s transmission fails to properly engage gears, causing engine RPM to rise without a corresponding increase in speed. This condition often indicates worn components, low fluid levels, or internal mechanical failure within the transmission system. Immediate diagnosis is required to prevent further damage and ensure vehicle safety.
eTorque is a mild hybrid system developed by Ram Trucks (a division of Stellantis) that integrates a belt-driven motor-generator with a 48-volt battery pack to improve fuel economy, provide additional torque, and enable smoother stop-start functionality in Ram pickup trucks.