After IPM module was changed my fuel economy dropped by 5 miles/gallon. I have filed complaint with lexus and they instructed me to take it to the dealer. Dealer obviously did not find any issues. I am writing to Lexus for an answer and copy Department of energy and transportation on this issue. This eventually will cost owners and impact environment.
Newly Replaced Intelligent Power Module (Ipm) Affecting Fuel Economy?
in 04 - 09 Lexus RX330 / RX350 / RX400h
Posted
After IPM module was changed my fuel economy dropped by 5 miles/gallon. I have filed complaint with lexus and they instructed me to take it to the dealer. Dealer obviously did not find any issues. I am writing to Lexus for an answer and copy Department of energy and transportation on this issue. This eventually will cost owners and impact environment.