The draw with Raja was Wydad's second straight share of spoils in a season they are already struggling for positive results.
The former Mamelodi Sundowns coach's job remains on the line, having registered four wins, as many draws and three defeats.
Failing to win the Casablanca Derby could have Mokwena judged by the ever-demanding and hard-to-please Wydad fans as a coach not capable of winning big matches.