Dtc C1024: Steering Angle Sensor; Dtc C1027: Esp® Off Switch - Suzuki SX4 Service Manual

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DTC C1024: Steering Angle Sensor

DTC Detecting Condition and Trouble Area
DTC Detecting Condition
• Steering angle sensor internal defect is detected.
• Steering angle sensor signal is out of specified range.
• Vehicle behavior and steering angle sensor signal is
disagreed.
DTC Troubleshooting
Step
1
Was "Electronic Stability Program Check" performed?
2
DTC check for ESP®
1) Connect scan tool to DLC with ignition switch turned
OFF.
2) Turn ignition switch ON and check DTC for ESP®.
Are DTC U0073 and/or U0126 detected?
3
Check steering angle sensor
1) Check steering angle sensor referring to "Steering Angle
Sensor On-Vehicle Inspection".
Is it good condition?
DTC C1027: ESP® OFF Switch
Wiring Diagram
[A]: ESP® control module connector (viewed from terminal side)
Action
1
BLK
GRN/YEL
E08-6
Electronic Stability Program:
• CAN communication circuit
• Steering angle sensor
• ESP® control module
Yes
Go to Step 2.
Go to applicable DTC
diag. flow.
Substitute a known-
good ESP® hydraulic
unit / control module
assembly and recheck.
2
12V
1. ESP® OFF Switch
2. ESP® hydraulic unit control module assembly
S7RW0A4604020
Trouble Area
No
Go to "Electronic
Stability Program
Check".
Go to Step 3.
Substitute a known-
good steering angle
sensor and recheck.
S7RW0A4604021
[A]
E08
1
12
2
13
3
14
4
15
5
16
6
17
7
18
8
19
9
20
10
21
11
22
23
24
25
26
I6RW0H460008-01
4F-35

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