The Spaniard labelled his AMR23 as "undriveable" after the race at the Marina Bay circuit last weekend, as he struggled to find any performance throughout Sunday's grand prix.
It was only after the grand prix, however, that Aston Martin realised the extent to which Alonso's performance had been hit by a damaged front suspension shroud, which had come loose on lap two and rotated side-on to disturb the car's aerodynamics.
