FLOW SHUTTING VALVE(for Heater) REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during flow shutting valve (water by-pass hose assembly) removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced
Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Battery terminal is disconnected/reconnected Perform steering sensor zero point calibration Lane departure alert system (w/ Steering Control)

Click here

Pre-collision system
Memorize steering angle neutral point Parking assist monitor system

Click here

Replacement of ECM Vehicle Identification Number (VIN) registration MIL comes on

Click here

Perform code registration (Immobiliser system) Engine start function See Service Bulletin for the registration method.

Replacement of ECM

(If possible, read the transaxle compensation code from the previous ECM)

  1. Reset memory*1

  2. Transfer transaxle compensation code

  3. Perform road test to allow ECM to learn

  • Large shift shock

  • Deterioration of fuel efficiency

Click here for UB80E Initialization

Click here for UB80E Registration

Replacement of ECM

(If impossible, read the transaxle compensation code from the previous ECM)

  1. Reset memory*1

  2. Reset transaxle compensation code

  3. Perform road test to allow ECM to learn
Replacement of ECM Perform code registration (Immobiliser function)

  • Wireless door lock control system

  • Smart Entry and Start System (for Entry Function)

  • Smart Entry and Start System (for Start Function)

  • Steering lock function

 See Service Bulletin for the registration method.
*1: When the ECM is replaced with a new one, reset memory is unnecessary.

PROCEDURE


  1. REMOVE FLOW SHUTTING VALVE (NO. 1 WATER BY-PASS HOSE)

    Click here

  2. REMOVE FLOW SHUTTING VALVE (WATER BY-PASS HOSE ASSEMBLY)


    1. B0070TP

      Disengage the clamp to disconnect the vacuum hose from the engine wire harness.

    2. B0071QC

      Disconnect the 3 connectors.

    3. Disengage the clamp to disconnect the engine wire harness from the water hose clamp bracket.

    4. Disconnect the outlet heater hose connector from the No. 2 water by-pass pipe sub-assembly.

      Note

      Remove any foreign matter on the No. 2 water by-pass pipe sub-assembly and outlet heater hose connector before performing this work.


      1. B006YW4C01
        *a Retainer
        B006Z38 Pull out
        B006ZY0 Pull off

        Pull out the retainer to disengage the lock claws and pull off the outlet heater hose connector.

      2. Check that there is no foreign matter on the sealing surfaces of the disconnected water lines. Clean them if necessary.

      3. Cover the disconnected No. 2 water by-pass pipe sub-assembly and outlet heater hose connector with plastic bags to prevent damage and contamination.

    5. Disconnect the inlet heater hose connector from the flow shutting valve (water by-pass hose assembly).

      Note

      Remove any foreign matter on the flow shutting valve (water by-pass hose assembly) and inlet heater hose connector before performing this work.


      1. B006ZTSC01
        *a Retainer
        B006Z38 Pull out
        B006ZY0 Pull off

        Pull out the retainer to disengage the lock claws and pull off the inlet heater hose connector.

      2. Check that there is no foreign matter on the sealing surfaces of the disconnected water lines. Clean them if necessary.

      3. Cover the disconnected inlet heater hose connector with plastic bag to prevent damage and contamination.

    6. B0071LI

      Remove the bolt to disconnect the No. 2 water by-pass pipe sub-assembly.

    7. B0070H1

      Remove the bolt to disconnect the flow shutting valve (water by-pass hose assembly).

    8. B006ZK6

      Disengage the 2 clamps to disconnect the wire harness.

    9. B0071EB

      Remove the 2 bolts and the water hose clamp bracket.

    10. B006ZZ8

      Slide the clip and disconnect the flow shutting valve (water by-pass hose assembly) from the water by-pass outlet sub-assembly.

      Tech Tips

      Use a container to catch any engine coolant which flows out of the flow shutting valve (water by-pass hose assembly) and water by-pass outlet sub-assembly.

    11. B006ZQA

      Slide the clip and disconnect the flow shutting valve (water by-pass hose assembly) from the transmission oil cooler.

      Tech Tips

      Use a container to catch any engine coolant which flows out of the flow shutting valve (water by-pass hose assembly) and transmission oil cooler.