# Service bulletin 0502

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: 10015576
- Published by NHTSA: 2005\-07\-29
- Manufacturer's number: 0502
- Manufacturer's date: 2005\-07\-20
- Replaces: 0503
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

## NHTSA's summary

UPDATE PROGRAMMING FOR CATALYTIC CONVERTER SYSTEM \(IC\). \*TT UPDATE. \*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

Engine, Exhaust and emissions, Catalytic converter

## Vehicles listed

- 2000 to 2001 AUDI A4
- 2000 to 2001 AUDI A6

## Other bulletins for the same vehicles and component

- [0504](/bulletins/10015999.md), 2005-08-18, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. THREE WAY CATALYST, CATALYTIC EFFICIENCY DIAGNOSTIC TROUBLE CODES \(DTCS\) STORED IN DTC MEMORY. \*TT

JSON: [/v1/bulletins/10015576](/v1/bulletins/10015576)

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