Inzamam accepted a 25-day role to coach Afghanistan on their tour of Zimbabwe, where they play five one-day internationals and two Twenty20s starting from October 16.
"I have accepted the role of Afghanistan team coach only for the tour of Zimbabwe," Inzamam told AFP. "It will be exciting and I would love to put their enormous passion on the right track."
Most of the Afghan players learned the game in refugee camps on the Pakistan border after Soviets invaded Afghanistan in 1979.
Since then they have featured in three World Twenty20 tournaments, and earlier this year made their maiden appearance in the 50-over World Cup held in Australia and New Zealand.
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They also won a silver medal in the 2010 Asian Games in Guangzhou, China.
However they hit a speedbump in August this year, when the Afghanistan Cricket Board (ACB) decided not to extend their English coach Andy Moles' one-year tenure, admitting communication between Moles and the team had been a challenge.
Inzamam said the ACB had been pursuing him for two years.
"They offered me the role of head coach and had been after me for the last two years, and now they have asked me to help them for the Zimbabwe series, which I have agreed," said Inzamam, whose batting expertise should boost the wayward Afghan team.
"They are aggressive and passionate which could be both good and bad, if it is not controlled, so I will try to teach them that control and how to use their passion in the right manner.