LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2015 >> Corolla L, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System (2ZR-FAE) (Service Information) (Model Code: ZRE172)) >> ECM >> Removal [08/2013 - 08/2016] >> Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Removal [08/2013 - 08/2016]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. PRECAUTION 
    NOTE:
    • Perform the Vehicle Identification Number (VIN) registration when replacing the ECM.

      Refer to REGISTRATION [08/2013 - ]

    • After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notice before proceeding with work.

      Refer to PRECAUTION [08/2013 - 08/2015] Refer to PRECAUTION [08/2015 - 08/2016]

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

    Refer to INITIALIZATION [08/2013 - 08/2015] Refer to INITIALIZATION [08/2015 - 08/2016]

  3. SEPARATE INLET NO. 1 AIR CLEANER 
    1. Remove the bolt and separate the inlet No. 1 air cleaner from the air cleaner case sub-assembly.
      GTY453099Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE ECM 
    1. Raise the 2 levers while pushing the locks on the levers, and disconnect the 2 ECM connectors.
      GTY436184Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      After disconnecting the ECM connectors, make sure that dirt, water or other foreign matter does not contact the connecting parts of the ECM connectors.

    2. Disengage the wire harness clamp.
    3. Remove the 3 bolts.
      GTY436183Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Disengage the clamp and remove the ECM.
      NOTE:

      If the ECM has been struck or dropped, replace it.

  5. REMOVE ECM BRACKET 
    1. Remove the 2 screws and ECM bracket from the ECM.
      GTY453101Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE NO. 2 ECM BRACKET 
    1. Remove the 2 screws and No. 2 ECM bracket from the ECM.
      GTY436187Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002