Home/Audi/A6/Audi A6 C5 рестайлинг (2001-2004)/Repair manual/Multiport Fuel Injection (mfi), Generic Scan Tool (3.0l v6 Avk)/Test sequence

Contents

Section: Multiport Fuel Injection (mfi), Generic Scan Tool (3.0l v6 Avk)

Safety precautions

Rules of cleanliness

Technical data

Overview of component locations

Component location, Throttle Position (TP) sensor -G79- and sender 2 for accelerator pedal position -G185

Component location Fuel Pump (FP) Relay -J17

Component location of brake light switch -F- and brake pedal switch -F47-, clutch vacuum vent valve switch -F36

Removing and installing switch

Component locations in E-box, plenum chamber

Assignment of bracket for harness connectors - right side of vehicle

Assignment of bracket for harness connectors - left side of vehicle

Component location of Intake Manifold Change-Over Valve -N156

Component location of Camshaft Position (CMP) Sensor -G40- and Camshaft Position (CMP) Sensor 3 -G300

Component location of Camshaft Position (CMP) Sensor 2 -G163- and Camshaft Position (CMP) Sensor 4 -G301

Air filter - component overview

Fuel rail with fuel injectors - component overview

Installing

Tightening torque

Solenoid valves for camshaft adjustment - component overview

Test requirements

Final procedures

Checking function

Checking wire connections

Throttle valve control module -J338 -, checking

Checking voltage supply

Test requirement

Valve for camshaft adjustment (exhaust)

All

Function test of Fuel Pump (FP) relay

If Fuel Pump (FP) runs

If Fuel Pump (FP) does not run

Checking system pressure

Checking residual pressure

Test sequence

Checking Proper Seal

Recommended special tools and equipment

Procedure

Oxygen sensors and oxygen sensor control behind catalytic converter, checking

Checking activation

Replacing Engine Control Module (ECM)

Terminal resistance for CAN-Bus, checking

All sections

Test sequence Audi A6 C5 рестайлинг

Multiport Fuel Injection (mfi), Generic Scan Tool (3.0l v6 Avk)

Test sequence

Remove fuel distributor including fuel injectors from intake manifold. See «FUEL INJECTORS, REMOVING AND INSTALLING»(/audi/a6/c5-2001-2004/remont/fuel-system/#multiport-fuel-injection-mfi-generic-scan-tool-30l-v6-avk) . Fuel lines remain connected.
Connect test box to wiring harness of Engine Control Module (ECM). See «TEST BOX, CONNECTING FOR WIRING AND COMPONENT TEST»(/audi/a6/c5-2001-2004/remont/testing-diagnostics/#on-board-diagnostic-obd-generic-scan-tool-30l-v6-avk) . ECM is NOT connected.