SAAB WIS ONLINE

(260-2695) Coolant leakage

Symptom: Coolant leakage from the expansion tank at the mating surface.

TECHNICAL SERVICE BULLETIN
Bulletin Nbr: 260-2695
Date: ........... Januari 2008
Market: all
Coolant leakage

Cars affected

Saab 9-3 M06-M08 with engine alternative B284 within the following Vehicle Identification Number range:

4D/5D: 61000001 - 81107480

CV: 66000001 - 86005379

Background

Hot water vapour from the turbocharger may lead to rapid ageing of the expansion tank and result in cracks which lead to coolant leakage.

In the case of customer complaint, the following procedure must be carried out.

Symptom description

Coolant leakage from the expansion tank at the mating surface.



Parts required

93 194 927 Hose kit

12 759 330 Expansion tank

93 165 162 Coolant (5 litres)

CA: Use 10953031 (1 l) or 10953464 (3.78 l)

Procedure


1. Undo the expansion tank cap (A) and release the overpressure.


2. Remove the upper engine cover (B).

3. Raise the car.

4. Undo the right-hand side of the spoiler shield (A).


5. Position a suitable receptacle under the radiator. Connect a hose (A) to the radiator (B) and drain the coolant. Close the cock and refit the spoiler shield.


6. Lower the car.

7. Detach the breather hose (A) and the turbocharger cooling return hose (B). Retain the hose clips.


8. Turn up the expansion tank and unplug the level sensor connector (A).


9. Remove the coolant hose's quick coupling (B) from the expansion tank.

10. Remove the expansion tank (C).

11. Fit the coolant hose's quick coupling (B) to the new expansion tank (C).


12. Plug in the level sensor connector (A).

13. Fit the expansion tank (C).

14. Attach the new breather hose (A) and the new return hose for the turbocharger cooling (B).

Note

New routing of hoses, see illustration.



15. Fit the upper engine cover.

16. Test pressurise the cooling system, in accordance with WIS - Engine - V6 petrol - Cooling system - Test pressurising the cooling system.

17. Fill with coolant, in accordance with WIS - Engine - V6 petrol - Bleeding and charging the cooling system, B284


Warranty/Time Information

In the case of customer complaint and if the car is within the warranty period , use the following information to fill out the claim:

Failed Object: 26121

Fault/Reason code: 50

Location code: 09 (US=9)

Warranty Type (US): 01

Repair/Action code: 01

Labour Operation (US): 2612103

Labour Operation (CA): J3260

Time: 0.4 hr