GTI V6-2.8L (BDF) (2002)
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Check the control module DTC memory again.
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Repeat Engine idle speed check.
If the specifications are not obtained again:
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Check Throttle Valve Control Module -J338- Refer under "Powertrain Management/Computers and Control Systems/Electronic Throttle Control
Module".
See: Computers and Control Systems/Electronic Throttle Control Module/Testing and Inspection
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Check operating condition of engine.
See: Computers and Control Systems/Testing and Inspection/Scan Tool Testing and Procedures/With Manufacturer's Scan Tool/Read Measuring Value
Blocks (Function 08)/Engine Operating Mode, Checking
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Check intake air system for leaks (unmetered air).
See: Fuel Delivery and Air Induction/Testing and Inspection
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Check signals from / to air conditioning system.
See: Computers and Control Systems/A/C Signal/Testing and Inspection