Table of Contents 6- i
6
Section 6
CONTENTS
Steering
Precautions .................................................6-1
Precautions............................................................. 6-1
Precautions for Steering ........................................ 6-*
Precautions for Steering (LT-A750XP/ZK9).......... 6-1
Steering General Diagnosis.................... 6A-1
Diagnostic Information and Procedures............6A-1
Steering Symptom Diagnosis...............................6A-*
Steering Symptom Diagnosis (LT-A750XP/
ZK9) .................................................................. 6A-1
Steering / Handlebar................................ 6B-1
Repair Instructions ..............................................6B-1
Steering / Handlebars Components.....................6B-*
Steering / Handlebars Assembly Construction .....6B-*
Handlebars Removal and Installation ..................6B-*
Handlebars Inspection .........................................6B-*
Steering Shaft Removal and Installation ..............6B-*
Tie-rod / Tie-rod End Removal and
Installation..........................................................6B-*
Steering Parts Inspection.....................................6B-*
Steering / Handlebars Components (LT-
A750XP/ZK9) .................................................... 6B-1
Steering / Handlebars Assembly Construction
(LT-A750XP/ZK9) ............................................. 6B-2
Handlebars Removal and Installation (LT-
A750XP/ZK9) .................................................... 6B-3
Handlebars Inspection (LT-A750XP/ZK9)........... 6B-5
Steering Shaft Removal and Installation (LT-
A750XP/ZK9) .................................................... 6B-6
Tie-rod / Tie-rod End Removal and
Installation (LT-A750XP/ZK9) ...........................6B-8
Steering Related Parts Inspection (LT-
A750XP/ZK9) .................................................... 6B-9
Specifications.....................................................6B-10
Service Data ........................................................6B-*
Service Data (LT-A750XP/ZK9)........................ 6B-10
Tightening Torque Specifications......................6B-11
Special Tools and Equipment ...........................6B-11
Recommended Service Material.......................6B-11
Special Tool ......................................................6B-11
Power Assisted Steering System........... 6C-1
Precautions...........................................................6C-1
Precautions for EPS (LT-A750XP/ZK9) ..............6C-1
P/S System Note (LT-A750XP/ZK9) ...................6C-1
Precautions in Diagnosing Troubles (LT-
A750XP/ZK9) ....................................................6C-1
General Description .............................................6C-2
P/S System Description (LT-A750XP/ZK9).........6C-2
EPS Diagnosis General Description (LT-
A750XP/ZK9) ....................................................6C-5
Self Diagnostic System Description (LT-
A750XP/ZK9) ....................................................6C-5
Fail-safe Function Description (LT-A750XP/
ZK9) ..................................................................6C-5
Schematic and Routing Diagram........................6C-6
EPS Wiring Diagram (LT-A750XP/ZK9)..............6C-6
EPS Control Unit Diagram (LT-A750XP/ZK9).....6C-7
EPS System Wiring Harness Routing
Diagram (LT-A750XP/ZK9) ...............................6C-8
Component Location ...........................................6C-8
EPS Components Location (LT-A750XP/
ZK9) ..................................................................6C-8
Diagnostic Information and Procedures............6C-9
EPS Troubleshooting (LT-A750XP/ZK9).............6C-9
Pre-diagnosis Inspection (LT-A750XP/ZK9) .....6C-10
EPS System Check (LT-A750XP/ZK9) .............6C-12
DTC (Diagnostic Trouble Code) Output (LT-
A750XP/ZK9) ..................................................6C-19
DTC (Diagnostic Trouble Code) Deleting (LT-
A750XP/ZK9) ..................................................6C-21
SDS Check (LT-A750XP/ZK9) ..........................6C-24
DTC Table (LT-A750XP/ZK9) ...........................6C-25
DTC “C1111”: Torque Sensor (Main) Circuit
Malfunction (LT-A750XP/ZK9) ........................6C-26
DTC “C1113”: Torque Sensor (Main / Sub)
Circuit Correlation Malfunction (LT-A750XP/
ZK9) ................................................................6C-29
DTC “C1114”: Torque Sensor Power Supply
Circuit Malfunction (LT-A750XP/ZK9) .............6C-33
DTC “C1115”: Torque Sensor (Sub) Circuit
Malfunction (LT-A750XP/ZK9) ........................6C-35
DTC “C1121”: Vehicle Speed Signal Circuit
Malfunction (LT-A750XP/ZK9) ........................6C-38
DTC “C1122”: Engine Speed Signal Circuit
Malfunction (LT-A750XP/ZK9) ........................6C-41
DTC “C1141”, “C1142”, “C1143”, “C1145”
EPS Motor Circuit Malfunction (LT-A750XP/
ZK9) ................................................................6C-44
NOTE
For the items with asterisk (*) in the “CONTENTS” below, refer to the same section of the service manual
mentioned in the “FOREWORD” of this manual.
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