(3)Diagnostic Procedure
1. Check the DTC
ͻ Confirm whether the following DTC have been detected
U0151: Airbag data not received
U0452: Airbag data abnormality
B2259: CID communication abnormality
B225A: CID abnormality
No Proceed to step 2
Yes If these DTC are detected, proceed to the countermeasure for each DTC
2. Check of power supply and wiring harness
ͻ Turn on ACC and ignition
ͻ Check if there is continuity in the power cables for the CCU and CID
Connectors & Terminals
CID Connector: ( D )
No.1 (+B Backup) - No.7(GND)
No.3(IGN) - No.7(GND)
Does the voltage reaches or exceeds 12 V?
No Cable abnormality
Yes Perform fitting and proceed to the next step
ͻ Does the meter display?
No Meter abnormality
Yes CID abnormality
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