EV Drivetrain and Motor Service: Inverters, Reduction Gears, Cooling Systems — A Shop Technical Reference

The Missing Technical Manual for Independent EV Drivetrain ServiceWhile most EV books focus solely on battery chemistry, real-world shop repairs happen elsewhere: inverters, reduction gears, cooling systems, and half-shafts. EV Drivetrain and Motor Service fills this critical gap, providing a hands-on technical reference written specifically for automotive technicians and shop owners transitioning to electric powertrains.This comprehensive guide bypasses theoretical hand-waving to deliver actionable diagnostic procedures built from actual shop-floor experience on platforms like Tesla, Hyundai, GM, Rivian, and Ford.What you will master inside this technical reference: - Component Mapping & Topologies: Walk through single-, dual-, and quad-motor layouts and understand the distinct service profiles of PMSM versus induction motors.- Inverter Diagnostics: Master SiC and IGBT architectures, interpret elusive P0A__ diagnostic trouble codes, and analyze live data and oscilloscope captures.- Reduction Gearbox Service: Perform fluid changes safely, check conductivity limits, inspect drain magnets, and diagnose bearing wear.- Thermal Management: Diagnose cooling loops, verify pump current, select proper OAT/HOAT formulations, and execute vacuum-fill bleed procedures.- Electrical Hazards & Safety: Follow exact high-voltage disconnect steps, establish lockout-tagout (LOTO) protocols, and verify zero voltage before servicing.- Mitigating EDM Damage: Identify and prevent electrical discharge machining (EDM) shaft-voltage bearing failures that destroy motors prematurely.Equip your workshop with the exact procedures, baseline datasets, and diagnostic paths needed to service the rapidly aging electric vehicle fleet with absolute confidence.

Pages: 80, Paperback, Independently published