A4 Quattro Cabriolet V6-3.0L (BGN) (2005)
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Coolant Line/Hose: Customer Interest
Cooling System - Coolant Leak From Rear Coolant Pipe
19 Coolant leaking from rear coolant pipe
19 10 04
2016127/3
June 3, 2010
Supersedes Technical Service Bulletin Group 19 number 08-17 dated November 21, 2008 for reasons listed below.
Affected Vehicles
Condition
The customer may report:
^ Coolant leaking from engine area.
^ Coolant level/temperature light illuminated.
Technical Background
Since the introduction of the Rear Coolant Pipe 06C 121 085 H in plastic, coolant might be leaking from the connection between the rear coolant pipe
and the front coolant pipe (Figure 1, circled area).
Production Solution
An improved O-ring with an increased outside diameter was introduced in production.
Service
