MIL "ON" DTC P05A072 Due to Debris Stuck in the Active Grille Shutter

Date: November 27, 2017

Bulletin Number: T-SB-0319-17

Applicability

YEAR(S)MODEL(S)MarketADDITIONAL INFORMATION
2017Prius PrimeUSA
2016 - 2017Prius

Introduction

Some 2016 – 2017 model year Prius and 2017 model year Prius Prime vehicles may exhibit a “Grille Shutter Inoperative, Please See Dealer" message on the combination meter and/or a Malfunction Indicator Lamp (MIL) “ON” condition with Diagnostic Trouble Code (DTC) P05A072 (Active Grille Air Shutter “A” Actuator Stuck Open) set due to debris stuck in the active grille shutter. Follow the Repair Procedure in this bulletin to address this condition.

Production Change Information

This bulletin applies to vehicles produced BEFORE the Production Change Effective VINs shown below.

MODELPLANTLINEDRIVETRAINPRODUCTION CHANGE EFFECTIVE VIN
PriusTsutsumi12WDJTDKBRFU#H3050432
Prius Prime2JTDKBRFU#H3570595
Prius Prime1JTDKARFP#H3039725

Warranty Information

OP CODE: BD1704

DESCRIPTION: Replace Grille Shutter Sub-assembly, Swing Actuator Assembly, and Lower Front Bumper Absorber

TIME: 0.8

OFP: 53019-47010

T1: 87

T2: 88

APPLICABLE WARRANTY

Parts Information

MODELPART NUMBERPART NAMEQTY
PREVIOUSNEW
Prius53019-4701053019-47011Shutter Sub-assy, Radiator1
52618-4708052618-47081Absorber, Front Bumper, Lower1
88940-4701088940-47011Actuator Assy, Swing Grille1
Prius Prime53019-4701053019-47011Shutter Sub-assy, Radiator1
52618-4711052618-47111Absorber, Front Bumper, Lower1
88940-4703088940-47031Actuator Assy, Swing Grille1

Required Tools & Equipment

REQUIRED EQUIPMENTSUPPLIERPART NUMBERQTY
Techstream 2.0*ADETS2UNIT
Techstream LiteTSLITEPDLR011
Techstream Lite (Green Cable)TSLP2DLR01

* Essential SST.

NOTE:

SPECIAL SERVICE TOOLS (SST)

PART NUMBERQTY
Digital Angle Gauge Kit11815-000091

NOTE: Additional SSTs may be ordered by calling 1-800-933-8335.

Inspection

NOTE: This bulletin will ONLY help reduce the possibility of debris causing the grille shutter to stick open. For all other causes of grille shutter malfunctions, continue diagnosis using the applicable Repair Manual.

Inspect the grille shutter for debris or witness marks where debris may have caused the grille shutter to stick open.

Are witness marks or debris present?

Repair Procedure

  1. Remove the front bumper. Refer to the Technical Information System (TIS), applicable model and model year Repair Manual:
    • 2016-2017 Prius: Vehicle Exterior – Exterior Panels/Trim – “Exterior Panels / Trim: Front Bumper: Removal”
    • 2017 Prius Prime: Vehicle Exterior – Exterior Panels/Trim – “Exterior Panels / Trim: Front Bumper: Removal”
  2. Remove the LH and RH front energy absorber mounting reinforcement. LH removal is as shown.

    ? HINT: Use the same procedure for the RH side.

    Illustration showing the front of the vehicle with the LH front energy absorber mounting reinforcement highlighted.

  3. Remove the front bumper energy absorber as shown.

    Illustration showing the front bumper energy absorber.

Repair Procedure (Continued)

  1. Remove the three clips and the lower front bumper absorber.

    Illustration showing the lower front bumper absorber and clips.

  2. Disengage the clamp and remove the thermistor assembly.

    Illustration showing the thermistor assembly and its clamp.

    1: Clamp

    2: Thermistor Assembly

Repair Procedure (Continued)

  1. Remove the radiator shutter sub-assembly.

    A. Disconnect the connector.

    B. Disengage the two clamps.

    Illustration showing the radiator shutter sub-assembly with connector and clamps.

    1: Connector

    2: Clamp

    C. Remove the three bolts.

    Illustration showing the radiator shutter sub-assembly mounting bolts.

    D. Disengage the two guides and remove the radiator shutter sub-assembly.

    Illustration showing the radiator shutter sub-assembly guides.

    1: Guides

Repair Procedure (Continued)

  1. Disengage the four claws to remove the motor cover as shown.

    Illustration showing the motor cover and its claws.

    1: Claws

  2. Disconnect the connector and remove the swing grille actuator assembly as shown.

    Illustration showing the swing grille actuator assembly connector.

    1: Connector

  3. Reconnect the connector and install the NEW swing grille actuator assembly to the NEW radiator shutter sub-assembly as shown.

    Illustration showing the swing grille actuator assembly connector being reconnected.

    1: Connector

Repair Procedure (Continued)

  1. Engage the four claws to install the motor cover as shown.

    Illustration showing the motor cover being installed with claws.

    1: Claws

  2. Install the NEW radiator shutter sub-assembly.

    A. Engage the two guides as shown.

    Illustration showing the radiator shutter sub-assembly guides being engaged.

    1: Guides

    B. Install the radiator shutter sub-assembly with the three bolts. Torque: 5.5 N*m (56 kgf*cm, 49 in*lbf)

    C. Engage the two clamps.

    D. Connect the connector.

  3. Install the thermistor assembly.

    A. Connect the connector.

    B. Engage the clamp to install the thermistor assembly.

Repair Procedure (Continued)

  1. Install the NEW lower front bumper absorber with the three clips.

    Illustration showing the NEW lower front bumper absorber and clips.

  2. Install the front bumper energy absorber as shown.

    Illustration showing the front bumper energy absorber being installed.

  3. Install the LH and RH front energy absorber mounting reinforcement. LH installation is as shown.

    ? HINT: Use the same procedure for the RH side.

    Illustration showing the LH and RH front energy absorber mounting reinforcement installation.

Repair Procedure (Continued)

  1. Install the front bumper. Refer to TIS, applicable model and model year Repair Manual:
    • 2016 - 2017 Prius: Vehicle Exterior – Exterior Panels/Trim – "Exterior Panels / Trim: Front Bumper: Installation"
    • 2017 Prius Prime: Vehicle Exterior – Exterior Panels/Trim – "Exterior Panels / Trim: Front Bumper: Installation"
  2. Perform calibration with the Intuitive Parking Assist System. Refer to TIS, applicable model and model year Repair Manual:
    • 2016 - 2017 Prius: Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist / Monitoring: Intelligent Clearance Sonar System: Calibration”
    • 2017 Prius Prime: Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist / Monitoring: Intelligent Clearance Sonar System: Calibration”
  3. Using Techstream, perform a Health Check and clear ANY DTCs.
  4. Test drive the vehicle to confirm normal operation of the vehicle and the active grille shutter.

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MC-10133655-9999 Microsoft Word 2010

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