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ENGINE PERFORMANCE – Audi A4 1999 – SYSTEM WIRING DIAGRAMS

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ENGINE PERFORMANCE

1.8L

1.8L, Engine Performance Wiring Diagram (1 of 2) for Audi A4 1999

1.8L, Engine Performance Wiring Diagram (1 of 2) for Audi A4 1999 https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Download PDF file

List of elements for 1.8L, Engine Performance Wiring Diagram (1 of 2) for Audi A4 1999:

  • (left side of engine compt)
  • (not used)
  • (on air intake hose) mass air- flow sensor
  • (on intake manifold, under throttle body) throttle valve control module
  • Air conditioning system
  • Bat(30)
  • Camshaft position sensor (rear left side of eng)
  • Central electric panel
  • Data link connector (in rear of center console)
  • Diagnosis pump (for fuel system)
  • Engine coolant temperature sensor (right side of eng)
  • Fuse 20a
  • Fuse panel
  • G104
  • G104 (left side of engine compt)
  • G132 (on engine block)
  • G202 (left side of dash)
  • Hot in on or start
  • Ignition coils
  • Instrument cluster
  • Instrument cluster system
  • Intake air temperature sensor
  • Knock sensor 1 (right side of eng)
  • Knock sensor 2 (left side of eng)
  • Malfunction ind lamp (mil)
  • Motronic engine control module (in left rear corner of eng compt)
  • Nca
  • Power output stage
  • Red
  • Spark plug
  • T32
  • T4f
  • T5c
  • Trans- missions system
  • Transmissions system

1.8L, Engine Performance Wiring Diagram (2 of 2) for Audi A4 1999

1.8L, Engine Performance Wiring Diagram (2 of 2) for Audi A4 1999 https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Get access to all wiring diagrams of the carDownload PDF file

List of elements for 1.8L, Engine Performance Wiring Diagram (2 of 2) for Audi A4 1999:

  • (left side of dash)
  • 87f
  • 87f/dti
  • 87a
  • Abs control module
  • Barometric pressure sensor
  • Bat(30)
  • Central electric panel
  • Data link connector (rear of center console)
  • Engine speed sensor (rear left side of eng)
  • Evaporative emission canister purge regulator valve (right side of eng compt)
  • Fuel injectors
  • Fuel pump (in fuel tank)
  • Fuel pump relay
  • Fuse 10a
  • Fuse 15a
  • Fuse 20a
  • Fuse panel
  • G104 (left side of engine compt)
  • G202
  • Heated oxygen sensor 1 (right side of engine)
  • Heated oxygen sensor 2 (left side of engine)
  • Ign(15)
  • Motronic engine control module (in left rear corner of eng compt)
  • Nca
  • Red
  • Trans- missions system
  • Wastegate bypass regulator valve

2.8L

2.8L, Engine Performance Wiring Diagram (1 of 2) for Audi A4 1999

2.8L, Engine Performance Wiring Diagram (1 of 2) for Audi A4 1999 https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Get access to all wiring diagrams of the carDownload PDF file

List of elements for 2.8L, Engine Performance Wiring Diagram (1 of 2) for Audi A4 1999:

  • (not used)
  • (on air intake hose) mass air- flow sensor
  • (on throttle body) throttle valve control module
  • 4wd only
  • Air conditioning system
  • Anti-lock brakes system
  • Bat(30)
  • Camshaft position sensor 1 (rear left side of eng)
  • Camshaft position sensor 2 (rear left side of eng)
  • Central electric panel
  • Data link connector (in rear of center console)
  • Diagnosis pump (for fuel system)
  • Distributor ignition capacitor
  • Engine coolant temperature sensor (right side of eng)
  • Fuse 15a
  • Fuse 20a
  • Fuse panel
  • G104 (left side of engine compt)
  • G202 (left side of dash)
  • Hot in on or acc
  • Hot in on or start
  • Ignition coil 1
  • Ignition coil 2
  • Ignition coil 3
  • Ignition coils
  • Instrument cluster
  • Instrument cluster system
  • Knock sensor 1 (right side of eng)
  • Knock sensor 2 (left side of eng)
  • Malfunction ind lamp
  • Motronic engine control module (in left rear corner of eng compt)
  • Nca
  • Power output stage
  • Red
  • Solid state
  • Spark plugs 1 & 6
  • Spark plugs 2 & 4
  • Spark plugs 3 & 5
  • T32
  • Temperature sensor ii

2.8L, Engine Performance Wiring Diagram (2 of 2) for Audi A4 1999

2.8L, Engine Performance Wiring Diagram (2 of 2) for Audi A4 1999 https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO
Get access to all wiring diagrams of the carDownload PDF file

List of elements for 2.8L, Engine Performance Wiring Diagram (2 of 2) for Audi A4 1999:

  • (left side of dash)
  • (left side of engine compt)
  • 13-way relay carrier
  • 3-way relay carrier
  • 87f
  • 87f/dti
  • 87a
  • Abs control module
  • Air conditioning system
  • Bat(30)
  • Camshaft adjusment valve 1
  • Camshaft adjusment valve 2
  • Central electric panel
  • Data link connector (in rear of center console)
  • Engine speed sensor (rear left side of eng)
  • Evaporative emission canister purge regulator valve (right side of eng compt)
  • Fuel injectors
  • Fuel pump (in fuel tank)
  • Fuel pump relay
  • Fuse 15a
  • Fuse 20a
  • Fuse 50a
  • Fuse panel
  • G104
  • G202
  • Heated oxygen sensor 1 (right side of eng)
  • Heated oxygen sensor 2 (left side of eng)
  • Hot at all times
  • Ign(15)
  • Intake manifold changeover valve
  • Motronic engine control module (in left rear corner of eng compt)
  • Nca
  • Oxygen sensor 1 (behind 3 way catalytic converter (twc))
  • Oxygen sensor 2 (behind 3 way catalytic converter (twc))
  • Red
  • Secondary air injection (air) relay
  • Secondary air injection pump motor
  • Secondary air injection solenoid valve