NGK 48942 Ignition Coil

NGK COP Ignition Coil for Toyota and Lexus

The NGK COP (Pencil Type) Ignition Coil, part number 48942, is a distributorless ignition coil built for direct replacement on a wide range of Toyota, Lexus, Scion, and Pontiac applications. It is engineered to meet or exceed OE standards for durability and consistent ignition performance.

With blade terminals, a female connector, and 12-volt operation, this NGK ignition coil is a practical choice for late-model import vehicles that use coil-on-plug ignition systems. The NGK COP line focuses on OE-style fit and dependable operation for vehicles such as the Toyota Corolla, Prius, and Lexus CT200h.

Key Features

• NGK COP (Pencil Type) ignition coil for distributorless ignition systems
• 12-volt coil with blade terminals and 4-terminal configuration
• Female connector and male terminal gender for OE-style electrical connection
• Oil-filled: No
• Mounting bracket included: No
• Part number 48942, also referenced as U5145

Product Details

NGK ignition coils are developed for vehicles that require precise spark delivery from a coil-on-plug design. This part number 48942 is built for applications including 2009-2019 Toyota Corolla, 2011-2017 Lexus CT200h, 2010-2015 Toyota Prius, 2012-2015 Toyota Prius Plug-In, 2008-2014 Scion xD, 2009-2014 Toyota Matrix, and 2009-2010 Pontiac Vibe. It also fits 2018-2022 Toyota C-HR, 2017-2018 Toyota Corolla iM, and 2016 Scion iM.

NGK’s ignition coil program is backed by more than 80 years of automotive experience and testing in an ISO 17025 accredited lab under demanding conditions. This part cross-references Delphi GN10341 for the same application.

Common Issues This Part Can Address

• Engine misfire caused by a weak or failing ignition coil
• Rough idle or hesitation during acceleration
• Hard starting related to inconsistent spark output
• Check engine light concerns tied to ignition coil performance
• Loss of fuel efficiency from incomplete combustion

Installation Notes and Tips

Verify connector style, terminal layout, and engine application before installation. This coil is for distributorless ignition systems and should be matched to the vehicle’s OE coil-on-plug configuration. Inspect spark plugs and related ignition components during replacement to help avoid repeat failures. Fits 2009-2019 Toyota Corolla, 2011-2017 Lexus CT200h, and other listed applications exactly as shown in the fitment data.

Quality Assurance

NGK manufactures this ignition coil to meet or exceed OE standards and validates coil designs through controlled testing in an ISO 17025 accredited laboratory. The brand’s OE legacy and broad late-model vehicle coverage support confident replacement on Toyota Corolla, Prius, and related import applications.