Subject: Outside Temperature Instrument & Sensor Diagnosis Models: 911 Carrera 1989
Bulletin Number: 89 – 04
911 Carrera 1989 Anniversary Edition
With Outside Temperature Gauge in Center Console
Use the graph below when diagnosing the instrument and the sensor. However, with a certain resistance reading at the sensor, a variation in temperature range of several degrees at the instrument is normal.
|Ohmns Measured At Sensor Wiring||Outside Temperature On Display On Instrument (Degrees Fahrenheit)|
|5780||-1.3 to -6.7|
|3235||12.2 to 15.8|
|1892||30.1 to 33.4|
|895||57.2 to 60.8|
|371||91.4 to 98.6|
The temperature sensor is installed on the left fog light mounting.
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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