Nitewomble

Hi Team, I did a diesel filter change today on R50. The red a/t switch light on switch next to hand brake comes on when accelerating, also showing very little boost on boost gauge. Any ideas on what the problem would be?

Added

Hi All, I'm Neal from Christchurch NZ Just brought a 99' R50 Terrano/Pathy jumped on to forum for research and ideas. Cheers