Canada - Engine Controls - MIL ON/DTC P0116 Set

Bulletin
T-TCI-3665

Issue Date
December 9, 2011

Market
Canada

Title
MIL "ON" DTC P0116

Service Category
Engine/Hybrid System

Section
Engine Control

Market
Canada






APPLICABILITY

INTRODUCTION

Some 2011 model year Sienna vehicles equipped with 2GR-FE engines may exhibit a MIL "ON" condition with Diagnostic Trouble Code (DTC) P0116 - Engine Coolant Temperature Range/Performance Problem. The Engine Control Module/ECM (SAE term: Powertrain Control Module/PCM) logic has been modified to address this condition.

PRODUCTION CHANGE INFORMATION







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






WARRANTY INFORMATION






CALIBRATION INFORMATION






PARTS INFORMATION

NOTE
- The ECM (SAE term: Powertrain Control Module/PCM) should NOT be replaced as part of the repair procedure.
- Authorized Modification Labels may be ordered in packages of 25 from your facing PDC.






REQUIRED TOOLS & EQUIPMENT

REPAIR PROCEDURE

1. Using ETAS Techstream, check for stored DTCs. If only DTC P0116 is present, proceed to step 2. If other DTCs are present this TSB does NOT apply. Continue diagnosis per Repair Manual procedures.







2. Check for the Authorized Modifications Label affixed to the vehicle in the location shown in Figure 1. Confirm if the ECM (PCM) calibration has been updated. If the calibration ID listed is NOT the latest ECM (PCM) calibration - go to step 3.
3. Flash reprogram the ECM (PCM).

NOTE
- The GR8 Battery Diagnostic Station MUST be used in Power Supply Mode to maintain battery voltage at 13.5 volts while flash reprogramming the vehicle.
- For details on how to use the GR8 Battery Diagnostic Station, refer to the GR8 Instruction Manual located on ETAS, Tools - Tools & Equipment.

Follow the procedures outlined in TSB No. TSB2758 "Techstream ECU Flash Reprogramming Procedure", and flash the ECM (PCM) with the NEW calibration file update.

4. Install the Authorized Modifications Label.
A. Using a permanent marker, enter the following information on the label:
- ECM part number [Refer to the Parts Information section for the CURRENT PART NUMBER]
- Calibration ID(s) [Refer to the Calibration Identification Chart for the NEW CALIBRATION ID]
- Dealer Code
- Repair Date
- Change Authority [This TSB number]

B. Affix the Authorized Modifications Label to the vehicle at the location shown in Figure 1. Authorized Modification Labels may be ordered in packages of 25 from your facing PDC.

5. Start the engine and warm it up to normal operating temperature and test drive to confirm proper vehicle operation.

NOTE:
Issue of this Technical Service Bulletin is to ensure that proper repair information is available. IT DOES NOT CONSTITUTE AN AUTHORIZATION FOR REPAIR. Normal provisions of the formal warranty policy, as applicable, will apply.