Lexus TSB #FLB_LSC_Dealer L
2010 Lexus RX 450h
Affected Component: ELECTRICAL SYSTEM:WIRING
- Summary
- DL: The subject vehicles are equipped with an oxygen sensor with an attached wire harness. Due to the oxygen sensor wire harness routing and engine vibration, the harness may become damaged over time. If the wire harness becomes damaged, the Check Engine warning lamp may illuminate.