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Dtc C1111 / C1113 / C1115: Torque Sensor Circuit Failure - Suzuki SX4 Service Manual

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DTC C1111 / C1113 / C1115: Torque Sensor Circuit Failure

DTC C1111: Steering Torque Sensor (Main) Circuit Voltage
DTC C1113: Steering Torque Sensor (Main and Sub) Circuit Correlation
DTC C1115: Steering Torque Sensor (Sub) Circuit Voltage
Wiring Diagram
WHT
2
1
9
4
[A]
12 13 14 15 16 17 18 19 20
11
3
4
5
6
7
1
2
[A]: P/S control module connector No.1 "E11" (viewed from harness side)
[B]: P/S control module connector No.2 "E13" (viewed from harness side)
[C]: Torque sensor connector "E31" (viewed from harness side)
1. Main fuse box
2. Ignition switch
DTC Detecting Condition and Trouble Area
DTC detecting condition
DTC C1111:
Circuit voltage of sensor main is more than 4.5 V or less
than 0.5 V
(1 driving cycle detection logic)
DTC C1113:
Difference between steering torque calculated based on
sensor main signal and steering torque calculated based
on sensor sub signal is more than 4.9 N⋅m
or
Difference between instantaneous value and average
value of steering torque calculated based on sensor main
signal and steering torque calculated based on sensor sub
signal is more than 2.94 N⋅m
(1 driving cycle detection logic)
DTC C1115:
Circuit voltage of sensor sub signal is more than 4.5 V or
less than 0.5 V
(1 driving cycle detection logic)
7
10
GRN
E13-1
3
11
LT GRN/
GRN
E11-1
BLK
[C]
2
1
5
4
3
[B]
1
8
9
10
2
Power Assisted Steering System:
5
12V
E11-18
5V
9V
E11-8
E11-10
E11-20
E11-9
E11-19
E13-2
3. Junction block assembly
4. Main fuse
5. P/S control module
6. Torque sensor
7. Individual circuit fuse box No.1
Trouble area
• Torque sensor signal circuit
• Torque sensor
• P/S control module
S7RW0A6304012
6
8
YEL
E31-5
9V
GRN
E31-3
WHT
E31-2
8
3V
RED
E31-4
BLK
E31-1
GRY
BLK
I6RW0C630004-02
8. Torque sensor signal circuit
9. "IGN" fuse
10. "P/S" fuse
11. "IG1 SIG" fuse
6C-19

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