porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Heater Core|Testing and Inspection|Page 3507 > < Expansion Valve|Service and Repair|Page 3503
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Heater Core: Testing and Inspection

Eliminating Symptoms In Body Interior - Replacing Heat Exchanger

General information

Symptoms

Unpleasant air odour in passenger compartment.

Causes and remedial action

Brief unpleasant odour in the air (1 to 2 sec.) during longer idle periods, caused by heat exchanger.

In the event of a complaint, an odour test must be conducted to remedy the situation on vehicles manufactured in the specified period of introduction.
Replace the heat exchanger depending on the intensity of the odour.

Dates of Introduction

Tools and materials

Heat exchanger Replacing heat exchanger

Replacing heat exchanger

Test preparations

1. Warm up engine for 20 min., coolant temperature at least 90 degrees C (196 degrees F).

Heater Core|Testing and Inspection|Page 3507 > < Expansion Valve|Service and Repair|Page 3503