Darmstadt edged away from the Bundesliga relegation zone with a 2-0 win over Hoffenheim which leaves Huub Stevens’ men in serious danger of going down.
Aytac Sulu and Slobodan Rajkovic earned all three points for Dirk Schuster’s team, who have the third best away record in the Bundesliga this season.
Only Bayern Munich and Borussia Dortmund, who have played one game more away from home, have more than the 17 points Darmstadt have picked up on their travels so far this term.
Sunday’s other game saw Hamburg held to a 1-1 draw at home by Cologne.
Simon Zoller put the visitors in front before a Nicolai Muller equaliser gave Hamburg coach Bruno Labbadia something to celebrate on his 50th birthday on Monday.
His side nevertheless slipped two places this weekend, with just four points separating them from local rivals Werder Bremen in 16th, while Cologne remain six points behind the top six.
On Saturday, Bayer Leverkusen and Bayern Munich shared a goalless stalemate for the first time since 1990 as the record German champions failed to take full advantage of Borussia Dortmund’s draw in Berlin.
After second-placed Dortmund had been held by Hertha earlier on Saturday, Bayern restored their eight-point advantage at the top of the table in the late kick-off, but will have felt they could have extended it to 10 – particularly following the introduction of Thomas Muller in the second half.
In the end, Bayern had to settle for just a point in a match they finished with 10 men, Xabi Alonso receiving his marching orders five minutes from time.
The top four in the Bundesliga all failed to find the back of the net on Saturday as Schalke took their chance to break into the leading pack.
Their 3-0 win over Wolfsburg took them inside the top four at Leverkusen’s expense, with Klaas-Jan Huntelaar, Johannes Geis and Alessandro Schopf on target for Andre Breitenreiter’s men.
They moved to within two points of Hertha Berlin, who successfully built the barricades in the Olympiastadion to hold Borussia Dortmund to a 0-0 draw, leaving 10 points between the two sides currently second and third in the standings.
Stuttgart continued their rise up the table with a 4-2 win at Eintracht Frankfurt which took them to their highest position of the season – 11th.
Daniel Didavi was in inspirational form again, but Stuttgart will have to do without him in their next fixture against Hertha after he was shown a red card.
Frankfurt’s Carlos Zambrano also received his marching orders with Alexander Meier and Szabolcs Huszti’s goals ultimately worthless for Armin Veh’s Eagles, Christian Gentner, Georg Niedermeier and Filip Kostic and Didavi supplying Stuttgart’s goals.
Ingolstadt turned the tables on local rivals Augsburg with Marvin Matip and Moritz Hartmann cancelling out Konstantinos Stafylidis’ opener, earning the promoted side a 2-1 win.
Hannover coach Thomas Schaaf was left still waiting for his first point since taking charge of the Lower Saxony club as they were beaten 1-0 at home by a Mainz side who, thanks to Jairo Samperio’s goal, moved above Wolfsburg into seventh place.
Borussia Monchengladbach picked up their first win of 2016 in emphatic style on Friday night, beating Werder Bremen 5-1 at the Borussia Park Stadion.