AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual

Manufacturer: AUDI, Model Year: 1999, Model line: A6, Model: AUDI A6 1999 C5 / 2.G
Pages: 34, PDF Size: 0.19 MB
AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual A6 1999 C5 / 2.G AUDI AUDI https://www.carmanualsonline.info/img/6/1044/w960_1044-0.png AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual
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Page 1 of 34

AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual 28-1 Motronic ignition system Technical data, spark plugs Engine code AHA Engine idle RPM Idle RPM cannot be adjusted, is corrected by Idle Air Control (IAC) 620 - 740 RPM (all-wheel d

Page 2 of 34

AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual 1) Part numbers listed here are for reference only. Always check with your Parts department for the latest information. Pa ge 2 of 34 Motronic i gnition s ystem 11/23/2002 htt p://127.0.0.1:8080/aud

Page 3 of 34

AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual 28-2 Camshaft Position (CMP) sensor -G40-, checking Notes: Camshaft Position (CMP) sensor -G40- is located on the rear of the left cylinder head (bank 2). Checking -G16

Page 4 of 34

AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual 28-3 Checking - Disconnect 3-pin harness connector from Camshaft Position (CMP) sensor -G40-. If voltage is OK: - Connect multimeter US1119 (Fluke 83 or equivalent) to measure

Page 5 of 34

AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual 28-4 If wiring is OK (and voltage across terminals 1 and 3 is OK): If wiring is OK (but still no voltage across terminals 1 and 3): - Check wiring for short circuit between ECM/test box and

Page 6 of 34

AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual 28-5 Camshaft Position (CMP) sensor 2 - G163-, checking Notes: Camshaft Position (CMP) sensor 2 -G163- is located on the front of the right cylinder head (Bank 1). Check

Page 7 of 34

AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual 28-6 Checking - Disconnect 3-pin harness connector from Camshaft Position (CMP) sensor 2 -G163-. If voltage is OK: - Connect multimeter US1119 (Fluke 83 or equivalent) to meas

Page 8 of 34

AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual 28-7 If wiring is OK (and voltage across terminals 1 and 3 is OK): If wiring is OK (but still no voltage across terminals 1 and 3): - Check wiring for short circuit between ECM/test box and

Page 9 of 34

AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual 28-8 Knock sensor and knock sensor control, checking Required special tools and test equipment VAG1551/1552 Scan Tool (ST) with VAG1551/3 adapter cable VAG1598/22 test b

Page 10 of 34

AUDI A6 1999 C5 / 2.G AHA Engine Motronic Ignition System Workshop Manual Read Measurin g Value Block HELP Input display group number XXX Indicated on display Pa ge 10 of 34 Motronic i gnition s ystem 11/23/2002 htt p://127.0.0.1:8080/audi/servlet/Dis play?action=Go
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