Suspension Land Rover Discovery 3 4 Range Rover Sport Air Compressor Repair Full Kit Hitachi HITACHI FKT006587 Is your vehicles air suspension rising slowly, noisily, or perhaps failing to rise at all? EAS Amber light lit? Fault code C1A20, C1A1364, C50, or C1A20-64 showing? The piston seals within your vehicles EAS air compressor are worn and the filters saturated reducing output significantly. View