# Service bulletin CSC\-81312015

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10052587
- Published by NHTSA: 2013\-08\-19
- Manufacturer's number: CSC\-81312015
- Manufacturer's date: 2013\-08\-19
- NHTSA component: ENGINE AND ENGINE COOLING:COOLING SYSTEM

## NHTSA's summary

TOYOTA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. CERTAIN VEHICLES FAILED TO HAVE THE POSITIVE TEMPERATURE COEFFICIENT \(PTC\) HEATER RELAYS INSTALLED AT TIME OF MANUFACTURED. MODELS 2011\-2012 COROLLA. \*PE

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Engine, Cooling system

## Vehicles listed

- 2011 to 2012 TOYOTA COROLLA

## Other bulletins for the same vehicles and component

- [T\-TT\-0628\-20](/bulletins/10183281.md), 2020-11-30, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. TT: HVAC drain tube is found to be blocked/clogged.
- [T\-SB\-0103\-20](/bulletins/10183188.md), 2020-11-30, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP; EQUIPMENT. TSB: This Service Bulletin provides updated non\-electric water pump leak inspection and diagnostic tips for some 2008 ? 2021 model year Toyota vehicles.
- [T\-TT\-0468\-17 Rev](/bulletins/10178524.md), 2020-08-17, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM. TT: HVAC drain tube is found to be blocked/clogged.
- [T\-TT\-0051\-10](/bulletins/10132137.md), 2018-04-02, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT:APPLIANCE:AIR CONDITIONER. If a customer states there is an unpleasant odor in the vehicle from the HVAC system, there are various factors that may be involved.
- [T\-SB\-0033\-14](/bulletins/10131826.md), 2018-04-02, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. Some vehicles in particular geographic areas may exhibit a condition where the HVAC Evaporator Drain Hose has become obstructed with an insect nest. An insect repellent drain hose tip \(ARINIX® Tip\) is now available to help minimize future occurrences of this environmental condition. For some models, a new drain hose is required to properly fit the ARINIX® Tip. Follow the procedures in this bulletin for proper handling and installation of this optional service part.

JSON: [/v1/bulletins/10052587](/v1/bulletins/10052587)

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