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Home >> Audi >> 2004 >> TT Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (3.2L - Generic Scan Tool, Engine(S) Code: BHE) >> 28 - Ignition/Glow Plug System >> Ignition, Servicing >> Safety Precautions

Safety Precautions

WARNING: This page is about a different variant/trim than selected.
CAUTION: Observe the following for all installations, especially in the engine compartment due to lack of room:
  • Route lines of all types (e.g. for fuel, hydraulic, EVAP canister system, coolant and refrigerant, brake fluid, vacuum) and electrical wiring so that the original path is followed.
  • Watch for sufficient clearance to all moving or hot components.
  • Fuel system is under pressure! Before opening system, place rags around the connection point. Then release pressure by carefully loosening connection.
  • Test equipment must always be secured to the rear seat and operated by a second person.
  • Test and measuring equipment that is operated from the passenger seat, the person seated could be injured in the event of an accident involving deployment of the passenger-side airbag.
  • Do not touch or disconnect ignition wires when engine is running or turning at starting RPM.
  • Only disconnect and reconnect wires for injection and ignition system, including test leads, if the ignition is turned off.
CAUTION: The use of nails, paper clips, or another unauthorized materials to back-probe electrical harness connectors is strictly prohibited and may cause damage to the electrical harness connectors, terminal ends or damage to a component. Use only the manufacturers test lead kit or an equivalent aftermarket test lead kit for back-probing all electrical harness connectors.
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