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Sienna CE
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Brake Control
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Vehicle Stability Control System
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DTC C1201/51 Engine Control System Malfunction
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Inspection Procedure
Inspection Procedure
CHECK ENGINE CONTROL SYSTEM
Check if the normal system code is recorded for engine control system.
Result
RESULT CHART
Result
Proceed to
DTC is not output
A
DTC is output
B
B: INSPECT ENGINE CONTROL SYSTEM
A: REPLACE ECM