Speedometer - Inoperative
87porsche02Subject: Inoperative Speedometer
Model
911 Carrera
Group
9
Part Identifier
9011
Number
8707
August 12, 1987
911 Carrera Model Year 1987 (Type 950 Transmission)
An inoperative speedometer or no speed reading up to approximately 30 mph could be caused by a malfunctioning pulse sender.
An improved pulse sender is installed as of production date November 1986.
When replacing pulse sender, both sender and spring lock should be replaced.
Part Numbers:
911 606 210 00 Pulse Sender
911 606 219 00 Spring Lock
The pulse sender must be installed in the differential cover clean and absolutely straight in the cover, otherwise an incorrect speedometer display could result.