# Service bulletin 304

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: 10007480
- Published by NHTSA: 2004\-06\-28
- Manufacturer's number: 304
- Manufacturer's date: 2004\-05\-25
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE

## NHTSA's summary

CHECK ENGINE WARNING LIGHT ACTIVATED, \- MALFUNCTION CODES P2096 AND/OR P2098 IN THE DME FAULT MEMORY. SOFTWARE HAS BEEN UPDATED. \*MJ

## 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

## Trouble codes named

P2096, P2098

## Vehicles listed

- 2003 PORSCHE BOXSTER S

## Other bulletins for the same vehicles and component

- [No. 28\-26](/bulletins/11037816.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils. Note that this bulletin covers all models back to model year 1984, for which C40 engine oils are allocated.
- [No. 27\-26](/bulletins/11037813.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils. Note that the bulletin covers all models back to model year 1984, for which C20 engine oils are allocated.
- [No. 26\-26](/bulletins/11037812.md), 2026-10-02, Service bulletin: ENGINE; POWER TRAIN. Manufacturer's Certificate for Overview of Approved Porsche C30 Engine Oils. Note that the bulletin includes all models back to model year 1984, for which C30 engine oils are allocated.
- [No. 25\-26](/bulletins/11037808.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche A40 Engine Oils. Note that this bulletin covers all vehicles from model year 1997 to 2020, for which A40 engine oils are assigned. Model years 1997\-2001 are not available for selection in the system.
- [13/26](/bulletins/11035916.md), 2026-08-06, Service bulletin: ENGINE. Allocation of Approved Engine Oils MY 2027 \(13/26\)
- [GR13D790](/bulletins/11034838.md), 2026-07-08, Other: ELECTRICAL SYSTEM; ENGINE. Parts Withdrawal \- Various Parts
- [20/26](/bulletins/11034777.md), 2026-07-07, Other: ENGINE. Overview of Approved Porsche C20 Engine Oils \(20/26\)
- [19/26 1701](/bulletins/11034776.md), 2026-07-07, Other: ENGINE. Overview of Approved Porsche C30 Engine Oils \(19/26\)
- [21/26 1701](/bulletins/11034775.md), 2026-07-07, Other: ENGINE. Overview of Approved Porsche C40 Engine Oils \(21/26\)
- [15/26 1701](/bulletins/11034774.md), 2026-07-07, Other: ENGINE. Overview of Approved Porsche A40 Engine Oils \(15/26\)

JSON: [/v1/bulletins/10007480](/v1/bulletins/10007480)

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