check engine AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual

[x] Cancel search | Manufacturer: AUDI, Model Year: 1999, Model line: A4, Model: AUDI A4 1999 B5 / 1.G
Pages: 25, PDF Size: 0.13 MB
AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual A4 1999 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/1086/w960_1086-0.png AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual
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Page 2 of 25

AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual 24-164 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 4 of 25

AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual - Connect VAS5051 tester Page 01 -7 and select vehicle system "01 - Engine electronics". Engine must run at idle for this. Pa ge 4 of 25 Additional si gnals, checkin g 11/22/2002 htt p://12

Page 6 of 25

AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual 24-167 Display on VAS5051: - Determining via road test whether vehicle speed is displayed in display field -3-. - If vehicle speed is not display, lift vehicle -if possible using a vehicl

Page 8 of 25

AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual 24-169 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 Engine Control M

Page 9 of 25

AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual 24-170 Test requirements: A/C system OK No DTCs in DTC memory of Engine Control Module (ECM). Vehicle at room temperature (warmer than +15 C). Test sequence

Page 11 of 25

AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual 24-172 Display on VAS5051: If indications do not resemble description: Repair Manual, Heating & Air Conditioning, Repair Group 01; On Board Diagnostic (OBD) of A/C system Specified v

Page 12 of 25

AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual 24-173 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

Page 14 of 25

AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual 24-175 Consumption signal for board computer, checking Note: The consumption signal is transferred from the Engine Control Module (ECM) to the instrument cluster via CAN-bus.

Page 15 of 25

AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual 24-176 Wire for fuel level signal, checking Notes: The signal helps with cause localization when certain malfunctions are recognized (e.g. combustion misfires). The fuel

Page 16 of 25

AUDI A4 1999 B5 / 1.G AWM Engine Additional Signals Checking Workshop Manual 24-177 Signal for rough terrain recognition, checking Notes: When the ABS/EDL control module recognizes that a wheel is spinning, the ABS/EDL control module generates the rou
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