Product Warranties (Tables)

6 Months Ended

Mar. 31, 2013

Product Warranties Disclosures [Abstract]

Changes in Carrying Amount of Product Warranty Liability

The changes in the carrying amount of the Company’s total product warranty liability for the six months ended March 31, 2013 and 2012 were as follows (in millions):

	Six Months Ended March 31,
	2013			2012
Balance at beginning of period	$	278		$	301
Accruals for warranties issued during the period	126			97
Accruals from acquisitions and divestitures	—			(1		)
Accruals related to pre-existing warranties (including changes in estimates)	(7		)	(17		)
Settlements made (in cash or in kind) during the period	(137		)	(84		)
Currency translation	(2		)	(1		)
Balance at end of period	$	258		$	295