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The ZR engine is a family of straight-four 16-valve all-aluminum and water cooled gasoline engines with a die-cast aluminum block and variable valve timing developed by Toyota Motor Corporation, produced from 2007. Engines displace from 1.6 to 2.0 liters.
Other manufacturers may modify the engine after it has left the Toyota factory but the engine still keeps the original Toyota designation. For example, Lotus added a supercharger to the 2ZZ-GE in some versions of the Lotus Elise and Exige, but the engine is still labelled 2ZZ-GE, not 2ZZ-GZE. Examples: 3S-GTE 3S – Third model in the S engine ...
Cutaway view of Variable Valve Timing with intelligence on a ZR engine in Techniquest Glyndŵr. VVT-i, or Variable Valve Timing with intelligence, is an automobile variable valve timing petrol engine technology manufactured by Toyota Group and used by brands Groupe PSA (Peugeot and Citroen), Toyota, Lexus, Scion, Daihatsu, Subaru, Aston Martin, Pontiac and Lotus Cars.
In early June, Toyota announced the recall of nearly 100,000 Tundra pickups and about 3,500 Lexus luxury SUVs to fix a problem that could cause their engines to lose power while driving.
Toyota announced a voluntary recall of 2005 to 2008 Toyota Corollas and Matrixes equipped with 1ZZ-FE engines. The issue involves the engine control module, and includes the potential for it to develop a crack on the module's circuit board, which can result in the car not starting, the transmission shifting harshly, or the engine stalling.
The Toyota RZ engine family is a straight-four piston engine series built in Japan. The RZ series uses a cast-iron engine block and aluminum SOHC or DOHC cylinder heads . It has electronic fuel injection (EFI), 2 or 4 valves per cylinder and features forged steel connecting rods .
The wide-body version of the E140 Corolla was released from late 2007 as a 2008 model year and is larger in dimensions, while retaining many aspects in styling found on the Japanese model. In July 2010, a facelift to the Corolla Altis was introduced, with new ZR engines replacing the ZZ engines found on the 1.6L and 1.8L models.
Petrol engines are sourced from Toyota's Deeside Engine Plant. [16] The new engines feature more power and lower CO 2 emissions. The new ZR engines became the first to introduce Toyota's Valvematic technology.