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(TA260-0923) Leakage from the coolant reservoir

TECHNICAL ADVICE - Quick information for your help
Bulletin Nbr: TA260-0923
Date: ........... December 2009
Market: All
Leakage from the coolant reservoir

VEHICLES CONCERNED

Saab 9-3 with B284 engines (2,8L V-6), that has been subject to Campaign 15460 or have the new reservoir installed.

BACKGROUND

Coolant leaking from hose fitting on expansion tank.

SYMPTOM DESCRIPTION

The turbo degas inlet pipe has too much burr on the seam line step of the connection also too low clamping force with the 19mm clip.

ACTION


• Rework parts on affected cars by polishing the burr and split line on the connections to a smooth surface and change the clamp to 18mm.

• Rework any Campaign kits in prior to fitting by changing the 19mm hose clamp to 18 mm and polish the burr and split line on the connections.


The burr/split line surface MUST be smooth, and less than 0,03mm i.e visible step that cannot be felt.

Part no 18 mm Hose clamp: 12822259

Only cars with leakage need be reworked.

NOTE: USE FINE ABRASIVE PAPER TO POLISH THE SURFACE ON EACH SIDE ALONG THE SPLITLINE, SEE PICTURE BELOW.