Very seldom more than 2k all-in. Even then unheard of for people to not have enough money, since even local gomen will give aid to fund it for the needy.
https://www.selangor.gov.my/petaling.php/pa...iew/310?mid=171

Also we're taught that burying the dead is an obligation of the whole community, so people won't just 'leave' any body unattended and chances are people would still do it regardless without pay.

Anyway latip post liddat also kena sus? 

No price tag to enter heaven.