Suzuki 2006 SX4, Service Manual

Page: 47 / 1478

Engine General Information and Diagnosis: 1A-3
Precaution on CAN Troubleshooting
S6RW0C1100008
CAN schematic and routing diagram
Outline of troubleshooting
When there is a trouble with CAN, perform “Troubleshooting for Communication Error with Scan Tool Using CAN” and/
or “Troubleshooting for CAN-DTC”. Not using this procedure or performing troubleshooting in any other way may skip
some check points resulting in misdiagnosis or take a longer time than necessary.
1) Checking connector related to CAN
2) Checking CAN line
3) Checking each control module/sensor using “DTC check” or “Bus Check”
4) Checking power and ground connection of each control module/sensor
6
1
2
3
7
9
4
8
5
: [A]
: [C]
: [B]
I6RW0C110002-03
[A]: CAN high line (RED) [B]: CAN low line (WHT) [C]: K-line
No. Part Name Communication with scan tool Monitor of CAN-DTC
1. ABS control module K-line Not available
2. ECM CAN Available
3. TCM CAN Available
4. BCM K-line Available
5. Keyless start control module Not available Available
6. 4WD control module K-line Available
7. Combination meter Not available Not available
8. CAN junction connector — —
9. DLC — —