PDF-A4AF3

PDF-A4AF3 Download: Those Darn KMs! Hyundai's A4AF3 & A4BF2

This technical manual, published by the Automatic Transmission Rebuilders Association (ATRA), provides essential diagnostic and repair information for Hyundai's A4AF3 and A4BF2 transaxles. These units are refined versions of the traditional KM series, featuring additional solenoids for enhanced shift control.

The guide offers a professional technician's approach to servicing these units, including:

• Operational Fundamentals: Detailed clutch and band application charts and gear ratios.
• Diagnostics: Comprehensive Diagnostic Trouble Code (DTC) listings, manual code retrieval methods, and electrical terminal identification for both Accent and Elantra/Tiburon models.
• Hydraulic Systems: Step-by-step pressure testing, shift-feel adjustments, and color-coded oil schematics for every gear range and phase.
• Service Solutions: Strategies for common complaints, such as "no reverse" or harsh shifting, and critical mechanical fixes like end clutch hub bearing maintenance.