OEM 2009 Toyota Prius Engine Control Module

2009 Toyota Prius Parts Questions & Experts Answers

• Q: How to remove the Engine Control Module (ECM) on 2009 Toyota Prius?

  A: You must first detach the negative battery terminal cable from the 1NZ-FXE engine control system yet you need to maintain a minimum 90-second delay to stop Air Bag as well as seat belt pretensioner activation. Start by removing the instrument panel sub-assembly through the process of taking out the instrument panel safety pad. The duct reading operation starts with removing the No. 3 heater. The removal process starts by disconnecting the ECM connectors alongside its connectors to the hybrid vehicle control ECU. Detach the bracket securing the ECM with two nuts and one bolt before proceeding with the removal of its two mount nuts. The completion requires removing 6 screws together with 3 No. 1 ECM brackets and 4 screws with 2 No. 2 ECM brackets followed by 2 screws from the No. 3 ECM bracket.