Vectra B
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Engine - Engine speed fluctuations and rough idle
Models: Vectra-B 96...
Engines: 2.5l
Option: X25XE Motronic
Group: J - Engine
Troublecode: Non
Complaint: Poor Engine Driveability Engine speed fluctuations and rough idle.
Cause: The pipes on the tank breather valve are incorrectly installed allowing unmeasured air to bleed through the valve.
Special part: No
Production Solution:
Remedy: Refit the pipes to the correct adapter on the valve body. The connection to the active charcoal canister is clearly marked with "Can".
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