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Home >> Lexus >> 2013 >> LX 570 >> Repair and Diagnosis (Single Page) >> Suspension >> Wheels & Tire System >> Tire Pressure Warning System (Diagnostic Codes & Circuit Tests) >> Tire Pressure Warning System >> DTC C2121/21: No Signal from Transmitter ID1 in Main Mode; DTC C2122/22: No Signal from Transmitter ID2 in Main Mode; DTC C2123/23: No Signal from Transmitter ID3 in Main Mode; DTC C2124/24: No Signal from Transmitter ID4 in Main Mode; DTC C2125/25: No Signal from Transmitter ID5 in Main Mode; DTC C2181/81: Transmitter ID1 not Received (Test Mode DTC); DTC C2182/82: Transmitter ID2 not Received (Test Mode DTC); DTC C2183/83: Transmitter ID3 not Received (Test Mode DTC); DTC C2184/84: Transmitter ID4 not Received (Test Mode DTC); DTC C2185/85: Transmitter ID5 not Received (Test Mode DTC) >> Inspection Procedure
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Inspection Procedure

NOTE:
  • When replacing the tire pressure warning ECU, read the IDs stored in the old ECU using the Techstream and write them down before removal.
  • It is necessary to perform initialization. Refer to INITIALIZATION [01/2012 - ] after registration. Refer to REGISTRATION [01/2012 - ] of the transmitter IDs into the tire pressure warning ECU after the ECU and/or the tire pressure warning valve and transmitter has been replaced.
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