Wastegate Bypass Regulator Valve N75 , checking

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Special tools, testers and auxiliary items required

Fault Read Out Device V.A.G 1551 or Vehicle Diagnosis, Testing and Information System VAS 5051B
Portable multimeter V.A.G 1526C
Connector test set V.A.G 1594C

Test conditions

Output diagnostic test performed:
Ignition switched off.

Test sequence

Fig 1: Identifying Connector At Wastegate Bypass Regulator Valve N75

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Disconnect connector - 2 - at Wastegate Bypass Regulator Valve N75 - 1 -.

Fig 2: Measuring Resistance Between Terminals Of Valve

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Measure resistance between terminals of valve. Specified value: 25 to 35 Ω

If specification is not obtained:

Replace Wastegate Bypass Regulator Valve N75.
Check DTC memory.
Read readiness code.
If DTC memory was cleared or engine control module disconnected from voltage supply, readiness code must be regenerated.

If specified value is not achieved:

Check specified values in measured value blocks for charge pressure regulation: Display groups 110 to 119.