A8L Quattro Sedan V8-4.2L (BVJ) (2007)
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Production Solution
Not applicable.
Service
1. Replace the lambda sensor that triggered the fault memory entry.
2. Solder the electrical contacts for all lambda sensors to their respective wires (engine harness side only) by performing the procedure below.
Figure 1
a. Disconnect engine harness from sensor.
Figure 2
b. Remove secondary lock from connector.
Figure 3
c. Remove contact from connector using V.A.S. 1978/4A tool.
Figure 4
