MG
Moderator
Please see T-SB-0156-19 Revision 1
Applicability:
2017-2020 Toyota 86
REVISION NOTICE:
July 09, 2020 Rev1
The Repair Procedure has been updated. Any previous printed versions of this bulletin should be discarded.
Introduction:
Some 2017 – 2020 model year 86 vehicles with automatic transmissions may exhibit one or both of the following conditions:
* MIL ON condition with Diagnostic Trouble Code (DTC) P0300.
* Rough idle at cold start noticeable when engine coolant temperature is around 50°F (10°C).
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 VIN shown below.
PRODUCTION CHANGE EFFECTIVE VIN: JF1ZNAE1#L8751145
APPLICABLE WARRANTY:
This repair is covered under the Toyota Federal Emissions Warranty. This warranty is in effect for 96 months or 80,000 miles, whichever occurs first, from the vehicle’s in-service date. Warranty application is limited to occurrence of the specified condition described in this bulletin.
Repair Procedure:
1. Confirm the condition exists. Does the vehicle exhibit one or both of the following conditions?
MIL ON condition with Diagnostic Trouble Code (DTC) P0300 or Rough idle at cold start noticeable when engine coolant temperature is around 50°F (10°C).
YES — Continue to step 2.
NO — This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.
2. Check for the Authorized Modifications Label affixed to the vehicle in the location shown below. Confirm if the Engine ECU calibration has been updated. Is the calibration ID listed the latest Engine ECU calibration?
YES — This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.
NO — Continue to step 3.
3. Flash reprogram the Engine ECU.
Prepare and install the Authorized Modifications Label.
A. Using a permanent marker, enter the following information on the label:
* Engine ECU part number [Refer to the Parts Information section for the NEW PART NUMBER]
* Calibration ID(s) [Refer to the Calibration Information section for the NEW CALIBRATION ID]
* Dealer Code
* Repair Date
* Change Authority [This bulletin number]
B. Affix the Authorized Modifications Label to the vehicle at the location shown in Figure 1. The Authorized Modifications Label is available through the MDC, P/N 00451-00001-LBL.
5. If possible, test-drive the vehicle from cold start at 50°F (10°C) to confirm the condition is no longer present.
Applicability:
2017-2020 Toyota 86
REVISION NOTICE:
July 09, 2020 Rev1
The Repair Procedure has been updated. Any previous printed versions of this bulletin should be discarded.
Introduction:
Some 2017 – 2020 model year 86 vehicles with automatic transmissions may exhibit one or both of the following conditions:
* MIL ON condition with Diagnostic Trouble Code (DTC) P0300.
* Rough idle at cold start noticeable when engine coolant temperature is around 50°F (10°C).
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 VIN shown below.
PRODUCTION CHANGE EFFECTIVE VIN: JF1ZNAE1#L8751145
APPLICABLE WARRANTY:
This repair is covered under the Toyota Federal Emissions Warranty. This warranty is in effect for 96 months or 80,000 miles, whichever occurs first, from the vehicle’s in-service date. Warranty application is limited to occurrence of the specified condition described in this bulletin.
Repair Procedure:
1. Confirm the condition exists. Does the vehicle exhibit one or both of the following conditions?
MIL ON condition with Diagnostic Trouble Code (DTC) P0300 or Rough idle at cold start noticeable when engine coolant temperature is around 50°F (10°C).
YES — Continue to step 2.
NO — This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.
2. Check for the Authorized Modifications Label affixed to the vehicle in the location shown below. Confirm if the Engine ECU calibration has been updated. Is the calibration ID listed the latest Engine ECU calibration?
YES — This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.
NO — Continue to step 3.
3. Flash reprogram the Engine ECU.
Prepare and install the Authorized Modifications Label.
A. Using a permanent marker, enter the following information on the label:
* Engine ECU part number [Refer to the Parts Information section for the NEW PART NUMBER]
* Calibration ID(s) [Refer to the Calibration Information section for the NEW CALIBRATION ID]
* Dealer Code
* Repair Date
* Change Authority [This bulletin number]
B. Affix the Authorized Modifications Label to the vehicle at the location shown in Figure 1. The Authorized Modifications Label is available through the MDC, P/N 00451-00001-LBL.
5. If possible, test-drive the vehicle from cold start at 50°F (10°C) to confirm the condition is no longer present.