A/C Engine Compartment Blower - Runs After Key Off

9228porsche01

July 7, 1992


Model

911 C2/C4


Group

8


Part Identifier

8019


Number

9204


Subject:
Temperature Sensor for Engine Compartment Blower


ATTENTION:
Service Manager/Service Technician

Models Affected:
911 Carrera 2 and 4 From Model Year 1989-1992





Concern:
After the ignition key is removed, the engine compartment blower motor may run on too long or does not switch off which can cause a discharged battery. Corrosion in the temperature sensor for the engine compartment blower may be responsible.

General Information:
As of January 1992, the sealing of the sensor contacts and the sensor housing was improved. The sensor with improved sealing is marked as follows:

- Temperature sensor tip has white sealer.

- Electrical connectors are sealed with transparent sealer.

- A green paint dot on sensor housing (temporary).

- Production date stamped in black ink in the area of "Hella" marking. From production date 421 (42 = week, 1 = 91 year) indicates new version sensor.

Repair Information:
Only the new version temperature sensor is available for repairs. When connecting the cable harness to the sensor, be certain the harness connector sealing gasket is in place.

Parts Information:
Temperature sensor Part Number 964 659 120 00 Part number remains unchanged.