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STEERING
CONTENTS
8.1 GENERAL INFORMATION.....................................................................................................................1
8.1.1 SPECIFICATIONS...............................................................................................................................1.
8.1.2 SYSTEM LAYOUT...............................................................................................................................1.
8.1.3 GENERAL DISCRIPTION....................................................................................................................2.
8.1.4 TIGHTENING TORQUES.....................................................................................................................3.
8.1.5 SPECIAL TOOLS.................................................................................................................................5.
8.2 MAINTENANCE, INSPECTION AND TEST...........................................................................................6
8.2.1 PRELIMINARY INSPECTION...............................................................................................................6
8.2.2 REGULAR MAINTENANCE..................................................................................................................7
8.2.3 ON VEHICLE REPAIRS........................................................................................................................8
8.2.3.1 STEERING WHEEL REMOVAL............................................................................................................8
8.2.3.2 STEERING COLUMN REMOVAL.........................................................................................................9
8.2.3.3 INTERMEDIATE SHAFT REMOVAL. ................................................................................................10
8.2.3.4 ECU REMOVAL..................................................................................................................................11
8.2.3.5 RACK & PINION ASSEMBLY REMOVAL...........................................................................................12
8.3 OVERHAULING....................................................................................................................................14
8.3.1 OVERHAULING OF STEERING RACK & PINION ASSEMBLY.........................................................14
8.3.2 PRECAUTIONS..................................................................................................................................15
8.3.3 DISMANTLING, INSPECTION & ASSEMBLY....................................................................................15
8.3.3.1 DISASSEMBLY OF RACK & PINOIN.................................................................................................15
8.3.3.2 INSPECTION OF DISMANTLED PARTS...........................................................................................16
8.3.3.3 ASSEMBLY OF RACK & PINOIN.......................................................................................................16
8.3.3.4 OBJ ON VEHICLE REMOVAL............................................................................................................17
8.3.3.5 DO'S & DON’T'S..................................................................................................................................17
8.3.3.6 WHEEL ALIGNMENT..........................................................................................................................18
8.4 TROUBLESHOOTING AND DIAGNOSIS............................................................................................20
A. GENERAL TROUBLESHOOTING......................................................................................................20
B. ELECTRICAL TROUBLESHOOTING.................................................................................................22
C. MECHANICAL TROUBLESHOOTING................................................................................................23
8.5 STEERING ANGLE CALIBRATION AND INITIALIZATION PROCESS.............................................24
8.6 STEERING SYSTEM DTC CODES......................................................................................................27
8.7 EPAS ECU REPLACEMENT AND SOFTWARE UPDATE PROCEDURE…………...........................29