According to DIG South Javed Odho, "the blast was caused by a homemade vehicle-borne improvised explosive device".
No casualties were reported in the blast which took place near the Khadda Market area.
The senior police official added that the vehicle was earlier stolen from Jamshed Quarters on Sunday.
Police investigating militant links after blast at Karachi seminary
"At least eight to 10 kilograms of explosives combined with seven gas cylinders caused the explosion, along with a six metre long detonating cord."
DIG Odho further stated that the likely motive of the blast was to spread fear among citizens.
13 injured in Chaman mosque blast
Bomb Disposal Squad collected evidence from the site of the incident and more information regarding the incident will be released after investigation, said officials.
COMMENTS
Comments are moderated and generally will be posted if they are on-topic and not abusive.
For more information, please see our Comments FAQ