Radiator Fan - Continues to Run w/Ignition OFF
DATE: March 15, 1993GROUP: 19
NUMBER: 93-02
SUBJECT:
Radiator Fan Continues to Run after Ignition is Switched Off
MODEL(s):
5000 T and T Quattro 1986 - 1991 m.y.
200 T and T Quattro
CONDITION
Battery discharges. When the engine is running and the climate control is turned off, the low speed radiator fan and turbo charger coolant pump runs when the engine is cold.
CAUSE
Turbocharger (TC) Coolant Pump Control Module (J155) may be faulty.
SERVICE
- Replace Turbocharger (TC) Coolant Pump Control Module (J155) if diagnosed to be faulty.
Location of control module and its description in the wiring diagrams:
1986 5000T+TQ
Turbo Charger Cooling Pump Control Unit
Location: Position 22, auxiliary relay panel II
1987-88 5000T+TQ
Radiator Cooling Fan After Run Control Unit
Location: Position 3, auxiliary relay panel I
1989-90-91
Radiator Cooling Fan After Run Control Unit
Location: Position 3, left kick panel, relay panel I