the fifth generation Alto received a thorough facelift, becoming the HA23. Front- and four-wheel drive models now used the same chassis number. As the Works and all other turbocharged models were discontinued, naturally aspirated versions of the new K6A became the only ones on offer, with either or in an especially efficient lean burn iteration. The K6A met the MLIT requirements to be classified as an "excellent low emissions vehicle". The retro-style Alto C was also discontinued. In February 2001 a new retro version was introduced, the Alto C2. Unlike the earlier C, this one had the same headlights as other Altos and did not have the chrome detailing of the earlier version. Front- or four-wheel-drive, manual and automatic transmissions were available (no more CVT), in either a 3- or 5-door hatchback body. A 3-door van version remained available. Passenger model production was discontinued in August 2004 to make room for the succeeding generation, but a decontented Van version was kept in production until January 2005. These forwent the VVT system and the automatic only had three forward speeds rather than four as before. In other markets This model also entered production in India as the Maruti Suzuki Alto (model code RF) in September 2000 and was built there until 2014. From 2002 until 2009 Maruti-built Altos were exported to Europe as Suzuki Altos; sales continued in Latin America and other markets until the next generation Maruti Alto took over in 2012. The car is powered with 0.8-litre F8D three-cylinder and 1.1-litre F10D four-cylinder engines with fuel injection. Pakistani production began in 2000 utilizing the old carburetted 1.0-litre F10A four-cylinder engine and also available with CNG variant. The production was halted in 2012. Beginning in mid-1999, and originally imported from Japan, the car was also sold in Colombia as the Chevrolet Alto. As the market for two-door cars was minimal in Colombia, it was only available with five doors. The Colombian model was equipped with a one-litre, sixteen-valve inline-four engine with at 6500 rpm, an engine it shared with the locally made Chevrolet Wagon R+. GM Colmotores began building it themselves in 2000 and kept it in production until 2003. The Chevrolet Alto was also exported to Ecuador. Sixth generation (2004) The sixth-generation Alto (HA24) was introduced in September 2004. The bonnet and headlamps curved down at the front, giving a similar effect to the Toyota WiLL Vi or the