Dtc U0073: Control Module Communication Bus Off; Dtc U0100: Lost Communication With Ecm / Pcm; Dtc U0101: Lost Communication With Tcm; Dtc U0114: Lost Communication With Four-Wheel Drive Clutch Control Module - Suzuki SX4 Service Manual

4F-48 Electronic Stability Program:

DTC U0073: Control Module Communication Bus Off

Refer to "Troubleshooting for Communication Error with Scan Tool Using CAN in Section 1A".

DTC U0100: Lost Communication with ECM / PCM

Refer to "Troubleshooting for Communication Error with Scan Tool Using CAN in Section 1A".

DTC U0101: Lost Communication with TCM

Refer to "Troubleshooting for Communication Error with Scan Tool Using CAN in Section 1A".

DTC U0114: Lost Communication with Four-Wheel Drive Clutch Control Module

Refer to "Troubleshooting for Communication Error with Scan Tool Using CAN in Section 1A".

DTC U0123: Lost Communication with Yaw Rate Sensor Module

Refer to "Troubleshooting for Communication Error with Scan Tool Using CAN in Section 1A".

DTC U0126: Lost Communication with Steering Angle Sensor

Refer to "Troubleshooting for Communication Error with Scan Tool Using CAN in Section 1A".
ESP® Hydraulic Unit / Control Module Assembly Power and Ground Circuit Check
Wiring Diagram
WHT
2
1
[A]: ESP® control module connector (viewed from terminal side)
1. Battery
2. Main fuse box
3. Ignition switch
4. Junction block assembly
Circuit Description
When the ignition switch is turned ON, power supply is supplied to ESP® control module. And, power supply is
supplied to pump motor and solenoid valve in other line by the switching function in ESP® control module.
3
4
GRN/ORN
GRN
WHT/RED
WHT/BLU
BLK
BLK
5
12V
E08-9
12V
E08-25
6
7
E08-24
8
E08-23
E08-26
5. ESP® hydraulic unit / control module assembly
6. To pump motor driver
7. Solenoid valve power supply driver
8. To solenoid valve
S7RW0A4604035
S7RW0A4604036
S7RW0A4604037
S7RW0A4604038
S7RW0A4604039
S7RW0A4604040
S7RW0A4604050
[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
I6RW0H460015-01