Diagnostic Testers

Our range of GYS automotive diagnostic testers covers the essential test equipment for modern vehicle diagnosis. OBD diagnostic scanners read and clear fault codes across all systems including engine, gearbox, ABS, airbag, and ADAS. Battery testers assess battery state of health, cold cranking amps, and charging system performance — essential for accurate battery advice and upselling replacements.Electrical test equipment from GYS helps technicians trace faults quickly and accurately. All diagnostic testers are professional grade, suitable for independent garages, franchised dealers, and fleet workshops. UK stock with free delivery from Optimotive.