# Service bulletin TE0014

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: 620043
- Published by NHTSA: 2001\-07\-10
- Manufacturer's number: TE0014
- Manufacturer's date: 2001\-02\-12
- NHTSA component: ELECTRICAL SYSTEM:IGNITION:MODULE

## NHTSA's summary

SUBJECT REGARDING ELECTRONIC CONTROL UNIT \(ECU\) REPROGRAMMING SUPPORT. CERTAIN 2001 FOUR CYLINDER VEHICLES, IF DRIVEN AT TEMPERATURES BELOW 30 DEGREES F, MAY DISPLAY A MALFUNCTION INDICATOR LAMP \(MIL\) AND STORE ONE OR MORE OF THE FOLLOWING DIAGNOSTIC TROUBLE CODES: P0171, P0174, P1130, P1133, P1150, OR P1155. IF THESE CODES ARE SET, AIR / FUEL RATIO SENSORS, BANK ONE, SENSOR ONE AND BANK TWO, SENSOR ONE ARE LIKELY DAMAGED AND BOTH SENSORS WILL NEED TO BE REPLACED. TO AVOID DAMAGING THE REPLACEMENT AIR / FUEL RATIO SENSORS DURING COLD WEATHER DRIVING THESE VEHICLES WILL NEED THEIR ECU REPROGRAMMED. \*TT

## 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

Electrical system, Ignition

## Trouble codes named

P0171, P0174, P1130, P1133, P1150, P1155

## Vehicles listed

- 2001 TOYOTA HIGHLANDER

## Other bulletins for the same vehicles and component

- [SS00201](/bulletins/10003249.md), 2003-10-14, Service bulletin: ELECTRICAL SYSTEM:IGNITION:MODULE. ECU \(ELECTRONIC CONTROL UNIT\) FLASH REPROGRAMMING PROCESS. \*TT
- [SS00201](/bulletins/619098.md), 2001-05-14, Service bulletin: ELECTRICAL SYSTEM:IGNITION:MODULE. ECU \(ELECTRONIC CONTROL UNIT\) FLASH REPROGRAMMING PROCESS. \*TT

JSON: [/v1/bulletins/620043](/v1/bulletins/620043)

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