Can the SVS light indicate a problem with the air-conditioning unit in my 2015 Isuzu D-Max? The light has been coming on every time I start the vehicle. Today I noticed the air-con blowing hot air. I ...

Carmakers get around this by programming an idle-up function into the car’s computer. This detects that the air-con has been switched on and will then tell the engine to idle a little faster to keep ...