volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Idle Speed > < Pressure, Vacuum and Temperature Specifications|Page 1661
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 If the fuel pressure increases:

- The pressure relief valve in the fuel filter malfunctioning, replace the fuel filter.

 If the fuel pressure does not increase:

- Replace the fuel pump. 

Final Procedures

 After the repair work, the following work steps must be performed in the following sequence:

1. Check the DTC memory.
2. If necessary, erase the DTC memory.
3. If the DTC memory was erased, generate readiness code.

End of diagnosis.

Idle Speed > < Pressure, Vacuum and Temperature Specifications|Page 1661