Engine General Information and Diagnosis: 1A-127
3
CAN line check
1) Turn ignition switch to OFF position.
2) Disconnect connectors of all control module
communicated by CAN.
3) Check all the following CAN lines for open, short to
power circuit, short to ground circuit, short to other CAN
line and high resistance.
• Between BCM connector and DLC
• Between BCM connector and ABS control module
connector
• Between ABS control module connector and ECM
connector
• Between ECM connector and TCM connector
• Between BCM connector and keyless start control
module connector
• Between combination meter connector and 4WD
control module connector
• Between BCM connector and combination meter
connector
Are all CAN lines in good condition?
Go to Step 4.
Repair CAN line.
4
Power and ground circuits check of BCM, ECM, ABS
control module and combination meter
1) Check power and ground circuits the following control
module.
• ECM:
Refer to “ECM Power and Ground Circuit Check”.
• BCM:
Refer to “BCM Power Circuit and Ground Circuit
Check in Section 10B”.
• Combination meter:
Refer to “Combination Meter Circuit Diagram in
Section 9C”.
• ABS control module:
Refer to “ABS Hydraulic Unit / Control Module
Assembly Power and Ground Circuit Check in Section
4E”.
Are they in good condition?
Go to Step 5.
Repair power and/or
ground circuit.
5
CAN communication check of BCM, ECM, ABS control
module and combination meter
1) Turn ignition switch to OFF position.
2) Connect BCM, ECM, ABS control module and
combination meter connectors.
3) Perform “Communication Bus Check” under “Bus
Check” using SUZUKI-SDT with ignition switch turned
ON.
Are all of BCM, ECM, ABS control module and combination
meter normally displayed?
Go to Step 12.
Go to Step 6.
Step
Action
Yes
No
Summary of Contents for 2006 SX4
Page 2: ......
Page 6: ......
Page 22: ...00 15 Precautions...
Page 38: ...0B 7 Maintenance and Lubrication...
Page 378: ...1K 6 Exhaust System...
Page 848: ...6C 46 Power Assisted Steering System...
Page 954: ...7B 89 Air Conditioning System Automatic Type...
Page 1086: ...8B 121 Air Bag System...
Page 1381: ...Paint Coatings 9L 7 I5RW0C9C0005 01 A Apply sealant 1 Hole...
Page 1382: ...9L 8 Paint Coatings I5RW0C9C0006 01 A Apply sealant covering flange end...
Page 1476: ...Prepared by 1st Ed Feb 2007...