Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSAUDI2005A6 3.2 TREPAIR AND DIAGNOSISENGINE PERFORMANCEIGNITION SYSTEM3.2L - FUEL INJECTION IGNITION, ENGINE CODE(S): BKH
2005 Audi A6 3.2 T
3.2L - Fuel Injection Ignition, Engine Code(S): BKH
2005 Audi A6 3.2 TSECTION 3.2L - Fuel Injection Ignition, Engine Code(S): BKH
- 24 - Fuel injection system
- Simos fuel injection system, servicing
- Safety precautions
- Rules of cleanliness for performing work on fuel injection system
- Procedure that must be performed before opening the high-pressure fuel injection system - Pay close attention!
- Technical data
- Component locations, overview
- Engine compartment, right
- Engine compartment, left
- Component location SIMOS Control Module J361
- Location Throttle Position (TP) Sensor G79/Accelerator Pedal Position Sensor 2 G185
- Component location Brake Light Switch F/Brake Pedal Switch F47 , Clutch Pedal Starter Interlock Switch F194 and Clutch Position Sensor G476
- Right holder for connectors on bulkhead
- Left holder for connectors on bulkhead
- Oxygen sensors location, cylinder bank 1 (right)
- Oxygen sensors location, cylinder bank 2 (left)
- Electrical connectors on right rear of engine
- Electrical connectors on left rear of engine
- Hall sensor and valve for camshaft adjustment, bank 1
- Hall sensor and valve for camshaft adjustment, bank 2
- Component location front on engine
- Component location on rear of intake manifold
- Location on high pressure pump - older version
- Component location Low Fuel Pressure Sensor G410 - new version
- Leak Detection Pump (LDP) N144 or Right Electro-Hydraulic Engine Mount Solenoid Valve N145 installation location
- Component location under intake manifold, cylinder bank 1 (right)
- Component location under intake manifold, cylinder bank 2 (left)
- Location Intake Air Switch-Over valve N335
- Location Engine Speed (RPM) Sensor G28
- Air filter, component overview
- Air filter element, removing and installing
- Intake manifold upper-part, component overview
- Intake manifold upper-part, removing and installing
- Intake manifold lower-part, component overview
- Intake manifold lower-part with fuel rail, removing and installing
- Fuel injectors, removing and installing
- Fuel pressure and residual pressure before high pressure pump, checking
- High pressure pump, removing and installing
- Fuel system, bleeding
- Wiring and components, checking with Test box V.A.G 1598/42
- Engine Control Module (ECM), removing and installing
- Oxygen sensor before catalytic converter, bank 1 (right side), removing and installing
- Oxygen sensor before catalytic converter, bank 2 (left side), removing and installing
- Oxygen sensor behind catalytic converter, bank 1 (right side), removing and installing
- Oxygen sensor behind catalytic converter, bank 2 (left side), removing and installing
- Simos fuel injection system, servicing
- 28 - Ignition system
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.