Technical Service Bulletin Repairing Additional Heaters

Subject: Repairing Additional Heater Fans  Models: 911 Carrera ALL

Bulletin Number: 87 – 06

When troubleshooting the 911 Carrera Heating System you find the additional heater fans are not working, check operation of the engine compartment fan first.

The heater relay will not switch the additional heater fans on if the engine compartment fan is not working.

Refer to 911 Carrera Workshop Manual, Volume III, Repair Group, Page 80-8. Also refer to Technical Bulletin Group 8, Number 87-04.

Important Notice: Technical Bulletins are intended for use by professional technicians, not a “Do-it-yourselfer.” They are written to inform these technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a vehicle. Special tools may be required to perform certain operations identified in these bulletins. Use of tools and procedures other than those recommended in these bulletins may be detrimental to the safe operation of your vehicle. Properly trained technicians have the equipment, tools, safety instructions and know-how to do a job properly and safely. If a condition is described, do not assume that the bulletin applies to your vehicle, or that your vehicle will have that condition. See your Porsche Dealer for information on whether your vehicle may benefit from the information. Part numbers listed in these bulletins are for reference only. Always check with your authorized Porsche dealer to verify correct part numbers.

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