AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide

Manufacturer: AUDI, Model Year: 2000, Model line: A8, Model: AUDI A8 2000 D2 / 1.G
Pages: 36, PDF Size: 0.12 MB
AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide A8 2000 D2 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/1048/w960_1048-0.png AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide
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Page 11 of 36

AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide 24-135 If wiring is OK: - Check wiring for short circuit between ECM/test box and 8-pin harness connector. Connector terminal 7 to ECM/test box socket 69 Specified value: - Reconnect

Page 12 of 36

AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide 24-136 Throttle drive and angle sensor for throttle drive, checking Note: Throttle drive -G186- and angle sensor -1- for throttle drive -G187- are located in the throttle valv

Page 13 of 36

AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide 24-137 Checking - Connect VAG1551 or VAG1552 scan tool and press buttons -0- and -1- to insert "Engine Electronics" address word 01 (with engine running at idle) page 01 -8 . Rap

Page 14 of 36

AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide 24-138 Display fields 1 2 3 4 Display group 55: Idle control Display xxx RPM x.xx g/s x.xx g/s xxxx Indicates Engine speed RPM (in steps of 10 RPM) Regulating value-

Page 15 of 36

AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide - Press buttons -0- and -6- to select "End Output" function 06, and press -Q- button to confirm input. - Switch ignition off. Pa ge 15 of 36 Throttle valve control module, checkin g 1

Page 16 of 36

AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide 24-139 Evaluation of display group 55 Display group: 55 Display fields: 2 3 Possible malfunction cause Corrective action above 1.39 g/s Increased load because of switched- on co

Page 17 of 36

AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide 24-140 Explanation of 4-digit display Explanation when display field is = 0 x x x x Display group 55 0 A/C compressor off (0 = A/C compressor off; 1 = A/C compressor on)

Page 18 of 36

AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide 24-141 Continuation - Switch ignition off. - Connect VAG1598/22 test box to ECM harness connector page 01 -67 . - Switch ignition on. - With throttle valve in

Page 19 of 36

AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide Connector terminal 8 to ECM/test box socket 74 Specified value: max. 1.5 Pa ge 19 of 36 Throttle valve control module, checkin g 11/23/2002 htt p://127.0.0.1:8080/audi/servlet/Dis play?action=Goto

Page 20 of 36

AUDI A8 2000 D2 / 1.G AHA Engine Throttle Valve Control Module Checking User Guide 24-142 If wiring is OK: - Check wiring of 8-pin connector for short circuit between wires, according to wiring diagram. Connector terminal 1 to ECM/test box socket 59 Connector terminal
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