940 L4-2320cc 2.3L DOHC VIN 89 B234F FI (1991)
Coolant Pump: Service and Repair
Coolant Pump, Inspection/Replacement
Special tool: 998 5496
Coolant pump, inspection
Run engine until hot
Continue running until thermostat opens.
Stop engine.
NOTE: Lower pressure in cooling system. Open expansion tank cap carefully! Retighten cap when pressure has been reduced.
Pressure test cooling system
Use pressure tester 9985496. Fit T-piece in vent line between radiator and expansion tank.
Increase pressure to 150 kPa.
Pressure must not drop significantly in 3 minutes.
Proceed as follows in case of leakage: (Numbers refer to locations indicated on illustration)
