relay AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual

[x] Cancel search | Manufacturer: AUDI, Model Year: 1999, Model line: TT, Model: AUDI TT 1999 8N / 1.G
Pages: 16, PDF Size: 0.21 MB
AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual TT 1999 8N / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/956/w960_956-0.png AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual
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Page 2 of 16

AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual 26-30 Function: In the cold start phase, the ECM -2- activates the secondary air pump -12- via the relay for secondary air pump -1-. Air is supplied to the combination valve for Secondary

Page 3 of 16

AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual 26-31 To prevent unnecessary heating, the secondary air is diverted past the turbocharger -7-. For this, the charge air pressureregulation pressure unit opens the charge air pressure valve.

Page 8 of 16

AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual 26-36 Electrical Wiring Diagrams, Troubleshooting & Component Locations Repair Manual, Fuel Supply System, Repair Group 20 Checking activation Check wire connection from terminal 1 o

Page 10 of 16

AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual 26-38 Secondary Air Injection (AIR) pump relay - J299-, checking activation Special tools and equipment VAG1526A VAG1527B VAG1594A VAG1598/31 Pa ge 10 of 16 Secondar y air s ystem, check

Page 11 of 16

AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual 26-39 Installation location: Repair Manual, 1.8 Liter 4-Cyl. 5V Turbo Fuel Injection & Ignition, Repair Group 24 - Initiate output Diagnostic Test Mode (DTM) and activ

Page 12 of 16

AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual 26-40 Checking voltage supply of Secondary Air Injection (AIR) pump relay - Remove Secondary Air Injection (AIR) pump relay. If specified value is not obtained: - Connect mul

Page 13 of 16

AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual 26-41 If specified value is not obtained: - Connect multimeter for voltage measurement as follows.3-socket relay carrier in E-box, plenum chamber, position 2 terminal Measure to 4

Page 14 of 16

AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual 26-42 Checking activation of the Secondary Air Injection (AIR) pump relay - Switch ignition off. - Remove Secondary Air Injection (AIR) pump relay. If LED does not blink

Page 15 of 16

AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual 26-43 If no malfunctions are detected: Checking voltage supply of the Secondary Air Injection (AIR) pump motor - Check the following wire connection for open circuit and short circuit to

Page 16 of 16

AUDI TT 1999 8N / 1.G AEB ATW Engines Secondary Air System Workshop Manual 26-44 If LED does not light: - Perform the following tests marked with dots: Check wire connection from harness connector at Secondary Air Injection (AIR) pump motor -V101- to
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