Body Electrical Control System Check - Suzuki SX4 Service Manual

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Control
Warning buzzer
Rear end door window /
back window defogger
Rear end door opener
Door lock canceller
Theft deterrent light

Body Electrical Control System Check

Step
1
Customer complaint analysis
1) Perform customer complaint analysis.
Was customer complaint analysis performed?
2
Problem symptom confirmation
1) Perform problem symptom confirmation.
Does trouble recur?
3
DTC check
1) Check DTC.
Is it malfunction code?
4
Troubleshooting for DTC
1) Check and repair according to DTC diag. flow.
Are check and repair completed?
5
Body electrical control system symptom diagnosis
1) Perform check and repair referring to "Symptom
Diagnosis" of system having a trouble.
Is there faulty condition?
6
Check for intermittent problem
1) Check for intermittent problem.
Is there faulty condition?
7
Final confirmation test
1) Clear DTC referring to "DTC Clearance".
2) Check DTC referring to "DTC Check".
Is there any DTC?
Customer Complaint Analysis
Record details of the problem (failure, complaint) and how it occurred as described by the customer.
For this purpose, use of such a questionnaire form as shown in the figure will facilitate collecting information to the
point required for proper analysis and diagnosis.
Input
• Key reminder switch
• Tail light switch
• Driver side door switch
• Keyless start control module (if equipped)
• TCM (reverse signal) (if equipped)
• Rear end door window / back window
defogger switch
• Generator
• Manual door lock switch (unlock signal)
• Key cylinder switch (unlock signal)
• Keyless entry transmitter (unlock signal)
• Rear end door opener switch
• SDM (air bag deployment signal)
• Key reminder switch
Action
Body Electrical Control System:
• Warning buzzer (located in BCM)
• Rear end door window / back window
defogger relay
• Rear end door opener relay
• Each door lock actuator
• Theft deterrent light (located in
information display or clock)
Yes
Go to Step 2.
Go to Step 3.
Go to Step 4.
Go to Step 7.
Repair or replace
malfunction part(s).
Repair or replace
malfunction part(s).
Go to Step 4.
10B-10
Output
S7RW0AA204002
No
Perform customer
complaint analysis.
Go to Step 7.
Go to Step 5.
Check and repair
malfunction part(s).
Go to Step 6.
Go to Step 7.
End.

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