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Below are the links for the diagnostic procedure on this model here on locating and repairing this issue.The steps need followed and tested with the correct tools to pinpoint the cause here.You may have a failed motor relay or motor and relay needing replaced.
DTC C1521 MOTOR RELAY
DTC DETECTING CONDITION:- Defective motor and motor relay- Defective harness connector
TROUBLE SYMPTOM:- ABS does not operate.- VDC does not operate.- EBD may not operate.- Hill start assist does not operate.- Hill descent control does not operate. (Model with X MODE)- EyeSight does not operate. (Model with EyeSight)
The relay is located internal in the abs/vdc control module itself.
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