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Control
Combination meter
Interior light
Warning buzzer
Rear end door window
defogger
Rear end door opener
Alarm indicator lamp
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?
Input
• Tail light switch
• Oil pressure switch
• Parking brake switch
• Driver side seat belt switch
• Brake fluid level switch
• Generator
• ECM (engine speed signal, vehicle speed
signal, engine coolant temperature signal)
• TCM (transmission range sensor signal) (for
A/T vehicle only)
• Each door switch
• Key reminder switch
• Key reminder switch
• Tail light switch
• Driver side door switch
• Rear end door window defogger switch
• Generator
• Manual door lock switch (unlock signal)
• Key cylinder switch (unlock signal)
• Keyless entry transmitter (unlock signal)
• Rear end door switch
• Key reminder switch
Action
Body Electrical Control System:
• Combination meter
• Interior light
• Warning buzzer (located in BCM)
• Rear end door window defogger
relay
• Rear end door opener relay
• Alarm indicator lamp (located in
information display)
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).
10B-9
Output
S4RS0AA204002
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.
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