check engine AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual

[x] Cancel search | Manufacturer: AUDI, Model Year: 2000, Model line: A8, Model: AUDI A8 2000 D2 / 1.G
Pages: 44, PDF Size: 0.19 MB
AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual A8 2000 D2 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/1057/w960_1057-0.png AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual
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Page 2 of 44

AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual 24-166 Engine speed signal, checking Note: The engine speed signal is output at terminal 37 of the Engine Control Module (ECM). The signal is used, among other things, for RPM

Page 7 of 44

AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual 24-171 Wire for fuel level signal, checking Notes: The Engine Control Module (ECM) receives the fuel level signal from the instrument cluster. The processed signal enters

Page 8 of 44

AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual 24-172 A/C compressor shut-off, checking Notes: The A/C compressor signal communicates to the ECM that the compressor will be switched on in 140 ms. The ECM can switch o

Page 13 of 44

AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual 24-175 A/C system signal, checking The A/C system signal notifies the Engine Control Module (ECM), that the A/C system requires a higher idle speed to achieve the desired interior te

Page 14 of 44

AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual 24-176 If specified values are not obtained: Read Measuring Value Block Q Input displa y group number XXX When indicated on display: - Press buttons -0-, -5- and -6- to select "display gro

Page 16 of 44

AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual 24-178 Brake light switch and brake pedal switch, checking Note: For safety reasons, the instruction from the accelerator pedal sensor (potentiometer) to the ECM to open the t

Page 17 of 44

AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual 24-179 Read Measurin g Value Block Q Input display group number XXX When indicated on display: - Press buttons -0-, -6- and -6- to select "display group number 066" and press -Q- button to

Page 24 of 44

AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual 24-183 Clutch vacuum vent valve switch -F36-, checking Note: This signal helps prevent excessive RPM oscillations and tip-in shocks when clutch is disengaged and is required f

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AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual 24-188 Wire for crash signal, checking The Engine Control Module (ECM) receives the crash signal ("Crash shut-off was triggered") from the airbag control module. When the airb

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AUDI A8 2000 D2 / 1.G ATQ Engine Additional Signals Testing Workshop Manual 24-190 Rough terrain signal from ABS/EDL control module, checking Notes: When the ABS/EDL control module recognizes that a wheel is spinning, the ABS/EDL control module gener
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