1.8L - Engine Controls - Turbocharger, Exhaust System, Emission Controls, Engine Code(S): AMB
- Turbocharger, G-Charger
- Charge air pressure system with turbocharger checking
- Notes
- Safety precautions
- Connection diagram for boost pressure regulation and vacuum control system - vehicles up to 06.03
- Connection diagram for boost pressure regulation and vacuum control system - vehicles as of 07.03
- Turbocharger and charge pressure control valve, checking
- Effects of leakage at intake and exhaust end
- Charge pressure leak test with VAG 1687
- Intake system, checking for leaks using VAG 1687 Diagnostic Tool
- Notes
- Special tool VAG 1687 Charge air system tester preliminary set-up
- Special tool VAG 1687/1 pressure adapter, installing (1.8L Turbo)
- Special tool VAG 1687/1 pressure adapter, installing (2.7L BiTurbo)
- Special tool KLI9210 (Evaporative system leak detector), connecting to 1.8L Turbo
- Special tool KLI9210 (Evaporative system leak detector), connecting to 2.7L BiTurbo
- Special tool LKI9210 (Evaporative system leak detector), preliminary set-up
- Special tool VAG 1687, connecting to pressure adapter VAG 1687/1 (1.8L Turbo)
- Special tool VAG 1687, connecting to pressure adapter VAG 1687/1 (2.7L BiTurbo)
- Performing pressure test:
- Effects of leakage at exhaust end
- Mechanical air recirculation valve, checking
- Recirculation valve for turbocharger -N249-, checking
- Wastegate bypass regulator valve -N75-, checking
- Charge air pressure sensor -G31-, checking
- Intake system, checking for leaks using VAG 1687 Diagnostic Tool
- Charge air system with turbocharger, servicing
- Charge air pressure system with turbocharger checking
- Exhaust System, Emission Controls
- Exhaust system components, removing and installing
- Notes
- Front wheel drive vehicles
- All wheel drive vehicles
- Center and rear mufflers, separating
- Exhaust manifold, removing and installing
- Catalytic converter, removing and installing
- Front exhaust pipe, removing and installing
- Stress-free alignment of exhaust system - front wheel drive vehicles
- Stress-free alignment of exhaust system - all wheel drive vehicles
- Exhaust system, checking for leaks
- Secondary air system, checking
- Notes
- Principle of operation
- Function
- Secondary Air Injection (AIR) solenoid valve -N112-, checking
- Secondary Air Injection (AIR) pump relay -J299- and secondary Air Injection (AIR) pump motor -V101-, checking
- Function and tightness of secondary air combination valve, checking
- Secondary air combination valve, removing and installing
- Exhaust system components, removing and installing