fault code 00564

[Bryan T]

Hi new to this group hope i can get some help on one of the issues i have with my car which is an a6 c6 2.0tdi sline multitronic. I recently had a fault code reading and the only thing that came up was, Boost pressure Regulation Limit Exceeded (over boost condition) P0234 - intermittent. Can anyone advise me what i need to check or clean or even replace pls. tia

 

[niedzial1983]

Z16618/P0234/000564

Contents

 [hide] 1 16618/P0234/000564 - Boost Pressure Regulation: Limit Exceeded (Overboost Condition)

1.1 Possible Symptoms

1.2 Possible Causes

1.3 Possible Solutions

16618/P0234/000564 - Boost Pressure Regulation: Limit Exceeded (Overboost Condition)

Possible Symptoms

Malfunction Indicator Light (MIL) ON

Boost Pressure too high

Reduced Power Output

Possible Causes

Hoses incorrectly connected, disconnected, blocked or leaking

Boost Pressure Control Valve (N75) faulty

Boost Pressure Sensor (G31) faulty

Turbo Charger stuck/faulty

Possible Solutions

Check Charge Pressure Control System

Perform Output Test (to check the Turbo Charger)

Perform Basic Setting (to check the Charge Pressure Control)

Perform Pressure Test to locate Leaks

Check/Replace Boost Pressure Control Valve (N75)

Check/Replace Boost Pressure Sensor (G31)

Check/Replace Turbo Charger

[Bryan T]

1 hour ago, niedzial1983 said:

Z16618/P0234/000564

Contents

 [hide] 1 16618/P0234/000564 - Boost Pressure Regulation: Limit Exceeded (Overboost Condition)

1.1 Possible Symptoms

1.2 Possible Causes

1.3 Possible Solutions

16618/P0234/000564 - Boost Pressure Regulation: Limit Exceeded (Overboost Condition)

Possible Symptoms

Malfunction Indicator Light (MIL) ON

Boost Pressure too high

Reduced Power Output

Possible Causes

Hoses incorrectly connected, disconnected, blocked or leaking

Boost Pressure Control Valve (N75) faulty

Boost Pressure Sensor (G31) faulty

Turbo Charger stuck/faulty

Possible Solutions

Check Charge Pressure Control System

Perform Output Test (to check the Turbo Charger)

Perform Basic Setting (to check the Charge Pressure Control)

Perform Pressure Test to locate Leaks

Check/Replace Boost Pressure Control Valve (N75)

Check/Replace Boost Pressure Sensor (G31)

Check/Replace Turbo Charger

so in newbie plain English what do i need to do, i am very new to audi and especially diesel turbo i have always owed petrol cars and done all my own work so i am sure with the right advice i can sort the problem