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Home >> Lexus >> 2013 >> IS 250C Base >> Repair and Diagnosis (Single Page) >> Suspension >> Wheels & Tire System >> Tire Pressure Warning System (Diagnostic Codes & Circuit Tests) >> Tire Pressure Warning System >> DTC C2121/21, C2122/22, C2123/23, C2124/24, C2131/31, C2132/32, C2133/33, C2134/34, C2181/81, C2182/82, C2183/83, C2184/84: No Signal from Transmitter ID1 in Main Mode; No Signal from Transmitter ID2 in Main Mode; No Signal from Transmitter ID3 in Main Mode; No Signal from Transmitter ID4 in Main Mode; No Signal from Transmitter ID1 in 2nd Mode; No Signal from Transmitter ID2 in 2nd Mode; No Signal from Transmitter ID3 in 2nd Mode; No Signal from Transmitter ID4 in 2nd Mode; Transmitter ID1 not Received (Test Mode DTC); Transmitter ID2 not Received (Test Mode DTC); Transmitter ID3 not Received (Test Mode DTC); Transmitter ID4 not Received (Test Mode DTC) >> Inspection Procedure

Inspection Procedure

NOTE:
  • When replacing the tire pressure warning ECU and receiver, read the transmitter IDs stored in the old ECU using the Techstream and note them down before removal.
  • It is necessary to perform the initialization. Refer to INITIALIZATION [08/2012 - ] after the registration. Refer to REGISTRATION [08/2012 - ] of the transmitter IDs into the tire pressure warning ECU and receiver if the ECU and/or one of the valve and transmitters have been replaced.
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