| Certification ECU Communication Stop Mode |
Either condition is met:
- "Certification (Smart)" is not displayed on the "CAN Bus Check" screen of the Techstream. Refer to PROBLEM SYMPTOMS TABLE [08/2015 - ]
- Communication system DTCs (DTCs that start with U) that correspond to "Certification ECU Communication Stop Mode" in "DTC Combination Table" are output. Refer to DIAGNOSIS SYSTEM [08/2015 - ]
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- Smart key ECU assembly (Certification ECU) branch line or connector
- Power source circuit of smart key ECU assembly (Certification ECU)
- Smart key ECU assembly (Certification ECU) ground circuit
- Smart key ECU assembly (Certification ECU)
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