| Bulletin Number | Vehicle Make | Vehicle Model | Model Year | Summary |
|---|---|---|---|---|
| Corolla PT Follo | TOYOTA | COROLLA | 2012 | In certain 2011 and 2012 model year Corolla vehicles manufactured at TMMMS the Positive Temperature Coefficient relays were not installed.<br /> |
| C0N Dealer Lette | TOYOTA | COROLLA | 2012 | In certain 2011 and 2012 Model Year Toyota Corolla vehicles manufactured at TMMMS, the Positive Temperature Coefficient (PTC) Heater relays were not |
| TC-12-028 | TOYOTA | COROLLA | 2012 | In certain 2011 and 2012 Model Year Toyota Corolla vehicles manufactured at TMMMS, the Positive Temperature Coefficient (PTC) Heater relays were not |
| LSC C0N Technica | TOYOTA | COROLLA | 2012 | Technical Instructions: LSC Expired on August 31, 2015. Technical Instructions for Limited Service Campaign CON. Installation of PTC Heater Relays. Ce |
| LSC C0N Dealer L | TOYOTA | COROLLA | 2012 | Dealer Letter: December 5, 2017. A watermark has been added to the Dealer Letter to indicate that C0N expired on August 31, 2015.<br /> |
| TC-12-028 | TOYOTA | COROLLA | 2012 | TOYOTA: ON SOME MODEL VEHICLES, THE POSITIVE TEMPERATURE COEFFICIENT (PTC) HEATER RELAYS WERE NOT INSTALLED AT TIME OF MANUFACTURED. MODELS 2011-20 |
| CSC-81312015 | TOYOTA | COROLLA | 2012 | TOYOTA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. CERTAIN VEHICLES FAILED TO HAVE THE POSITIVE TEMPERATURE COEFFICIENT (PTC) HEATER RELAYS INSTA |
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