Wanjigi has denied knowledge of items discovered, including tear gas canisters, in a vehicle towed from his compound.
He also denied that the car is his.
The High Court has blocked the intended arrest of businessman-cum-politician Jimi Wanjigi, pending the determination of a petition he has filed.
Justice Bahati Mwamuye restrained Acting Inspector-General of Police Gilbert Masangeli or anyone acting under his instruction from arresting or restricting the liberty and freedom of movement of Mr Wanjigi.