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2007
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Impreza WRX STI F4-2.5L DOHC Turbo
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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P Code Charts
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P1720
P1720
DTC P1720 DCCD CAN SYSTEM CIRCUIT
DIAGNOSIS:
Open or short circuit in CAN communication circuit
TROUBLE SYMPTOM:
^
Tight corner braking phenomenon is occurred.
^
ABS does not operate.
^
ABS warning light illuminates.
WIRING DIAGRAM:
Step 1 - Step 6: