A man has been arrested in connection with the death of an imam found dead in his car. Abdul Hadi Arwani was found slumped in the back seat of his black Volkswagen Passat on Tuesday morning in Wembley, north west London. The 48-year-old Syrian national was an outspoken critic of the Assad regime and 'actively' campaigned against extremist, his family have since revealed. On Monday morning Scotland Yard confirmed that a 46-year-old had been arrested in  Brent, north west London, on suspicion of conspiracy to murder. A 46-year-old man has been arrested in connection with Abdul Hadi Arwani (pictured above) who was found dead on Tuesday . Police are appealing to anyone who may have seen Mr Arwani or his car in Wembley on either Sunday April 5 or Tuesday April 7 . He is being questioned at a central London police station while officers continue their appeal for witnesses. A Scotland Yard spokesman said authorities remained 'open minded' about the culprit's motive for killing the father-of-six who has been described as 'the most peaceful man you could wish to meet'. They would not comment on claims that a hitman had lured the preacher to the area on false pretences before shooting him repeatedly while sat in the back seat of his car. They want to speak to anyone who may have seen Mr Arwani or his car, a dark coloured Volkswagen Passat. It is understood that Mr Arwani visited the area where his body was found two days beforehand on Sunday 5, parking in the Havenwood area for 'a short while'. A post-mortem examination revealed he had died as a result of gun wounds. Counter-terrorism investigators were drafted by Metropolitan Police last week 'because 'of their expertise in the management of investigations with international dimensions and an established liaison network abroad'. They refused to reveal whether either Mr Arwani's passionate view of Syria or his connection to the An-Noor Mosque in Acton was being considered as a line of inquiry. Police have confirmed Mr Arwani visited the area where he was found dead two days before being fatally shot in his black car (above) Mr Arwani was thought to have been shot dead in his car. He has been described as 'the most peaceful man' by his family . Sorry we are not currently accepting comments on this article.
Abdul Hadi Arwani was found dead in his car on Tuesday in Wembley . Counter terrorism police were drafted in to lead investigation into death . A 46-year-old man has been arrested on suspicion of conspiracy to murder .