STEERING_MANDO CONTENTS 1. GENERAL INFORMATION ........................................................................................................................ 1 A. SPECIFICATIONS.................................................................................................................................... 1 B. SYSTEM LAYOUT ................................................................................................................................... 1 C. GENERAL DISCRIPTION ........................................................................................................................ 2 D. BLOCK DIAGRAM OF EPAS SYSTEM................................................................................................... 2 E. BLOCK DIAGRAM OF C-EPS SYSTEM.................................................................................................. 2 F. TIGHTENING TORQUES......................................................................................................................... 3 G. SPECIAL TOOLS..................................................................................................................................... 5 2. MAINTENANCE, INSPECTION AND TEST............................................................................................... 6 A. PRELIMINARY INSPECTION .................................................................................................................. 6 B. REGULAR MAINTENANCE ..................................................................................................................... 7 C. ON VEHICLE REPAIRS........................................................................................................................... 9 1. STEERING WHEEL REMOVAL ......................................................................................................... 9 2. STEERING COLUMN REMOVAL .................................................................................................... 10 3. INTERMEDIATE SHAFT REMOVAL................................................................................................ 13 4. ECU REMOVAL................................................................................................................................ 13 5. MOTOR REMOVAL .......................................................................................................................... 14 6. RACK & PINION ASSEMBLY REMOVAL ........................................................................................ 15 3. OVERHAULING ........................................................................................................................................ 17 A. OVERHAULING OF STEERING RACK & PINION ASSEMBLY ........................................................... 17 B. PRECAUTIONS...................................................................................................................................... 18 C. DISMANTLING, INSPECTION & ASSEMBLY....................................................................................... 18 1. DISASSEMBLY OF RACK & PINOIN .............................................................................................. 18 2. INSPECTION OF DISMANTLED PARTS ........................................................................................ 19 3. ASSEMBLY OF RACK & PINOIN..................................................................................................... 19 4. OBJ ON VEHICLE REMOVAL ......................................................................................................... 21 5. DO'S & DON’T'S ............................................................................................................................... 21 6. WHEEL ALIGNMENT ....................................................................................................................... 24 4. TROUBLESHOOTING AND DIAGNOSIS................................................................................................ 26 5. STEERING ANGLE CALIBRATION......................................................................................................... 30 6. TUNING DATA SELECTION .................................................................................................................... 35 7. EPAS ECU REPLACEMENT AND SOFTWARE UPDATE PROCEDURE IN FIELD ............................. 36
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