That is the view of former Arsenal midfielder-became-pundit Paul Merson.
Luiz, who re-signed for Chelsea from Paris Saint-Germain remaining yr, has transform a key a part of Antonio Conte’s aspect.
The Brazil world was once influential of their Premier League name triumph remaining season.
But his recognition for being relatively eccentric and blunder-vulnerable all through his first stint at Stamford Bridge seems to be creeping again in.
Luiz, 30, nearly price Chelsea of their dramatic 2-1 win over Atletico Madrid previous this week.
The centre-again gave away a unnecessary penalty within the final levels of the primary part to hand the Spanish aspect the lead, with Antoine Greizmann slotting his effort previous Thibaut Courtois.
Luiz picked up a yellow card for his problem, however targets from Alvaro Morata and Michy Batshuayi helped spare his blushes with Chelsea transferring most sensible in their Champions League crew.
But Merson reckons Luiz turns out to be taking his foot off the gasoline and is involved that he may just transform a legal responsibility as soon as once more.
He additionally when compared him to former England goalkeeper David James, who earned himself the nickname Calamity James.
“David Luiz is getting a bit lazy and he reminds me of David James at the moment,” Merson wrote in his column for the Daily Star.
“James was once an improbable goalkeeper however he was once that excellent it become too simple for him and he’d lose focus, incomes him the nickname Calamity James.
“It’s the similar with Luiz. In the remaining couple of weeks Chelsea have been very, excellent.
“I haven’t observed a staff do what Chelsea did to Atletico Madrid this week for ages. They ripped them aside in their very own yard.
“But it was once really easy Luiz switched off and allow them to again within the recreation via giving for free a penalty. It was once his 2d large mistake in a week.
“It is going again farther, as a result of I assumed Aaron Ramsey’s winner within the FA Cup ultimate was once his fault, too. He’s simply jogging again.
“But I don’t assume Chelsea must drop him. I believe he needs to play thru it. I’m certain Conte will have a word with him.
“But he needs to watch out as a result of he had a recognition in his first spell at Stamford Bridge for all the time supplying you with a likelihood in a recreation and he received’t need it again.”
Luiz will serve his ultimate recreation of a 3-fit ban when Chelsea tackle Manchester City at Stamford Bridge the next day (five:30pm).