One problem related to water pump has been reported for the 2007 Lexus RX. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 Lexus RX based on all problems reported for the 2007 RX.
Check engine light came on on highway. Within a few miles, the hood began to smoke, so immediately pulled over. Towed to mechanic and was told water pump failure caused engine to overheat. Engine is destroyed.