DTC U0167: Immobilizer Communication Error

発生日　2019.6.11　夕刻
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CAUTION
• If the ECM output the DTC U0167, make sure to diagnose the CAN bus line.• Before replacing the ECU, make sure that the communication circuit is operating normally..DTC SET CONDITIONSCheck Conditions• Ignition switch is in "ON" position.
• Battery positive voltage is 8 volts or higher.Judgement Criterion• Unable to receive KOS-ECU/WCM (immobi-lizer-ECU) signals through the CAN bus line.

COMMENT
Current Trouble • Some of the possible causes are a harness or connector damage between the ECM and the KOS-ECU/WCM (immobilizer-ECU) on the CAN bus line, a failure in the KOS-ECU/WCM (immobilizer-ECU) power supply system, a failure in the KOS-ECU/WCM (immobilizer-ECU), or a failure in the ECM.

Past Trouble
• Proceed to troubleshoot based on a harness or connector damage on the CAN bus line between the ECM and KOS-ECU/WCM (immobilizer-ECU), and a failure in the KOS-ECU/WCM (immobilizer-ECU) power supply system. Refer to "How to cope with past trouble" (Refer to GROUP 00, How to Use Troubleshooting/Inspection Service Points How to Treat Past Trouble

なるほど...
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