GTI V6-2792cc 2.8L DOHC (AAA) (1996)
Engine Control Module: Testing and Inspection
Engine Control Module (ECM) Voltage Supply, Checking
Engine Control Module (ECM) Voltage Supply:
Checking:
Special tools, testers and auxiliary items:
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VAG 1551/1552 scan tool with VAG 1551/3 adapter cable.
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VAG 1598/18 test box.
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Multimeter (Fluke 83 or equivalent).
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Connector test kit VW 1594.
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Wiring diagram.
Test sequence:
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Connect VAG 1551/1552 scan tool and select "Engine Electronics" address word 01. When doing this ignition must be switched on. See: Testing
and Inspection
Indicated on display
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Press buttons -0- and -8- to select "Read Measuring Value Block" function 08 and press -Q- button to confirm input.
Indicated on display
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Press buttons -0-, -0- and -2- to input display group 002 and press -Q- button to confirm input.
Indicated on display (1-4 = Display fields)
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Check the battery voltage (display field 3).
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Press -> button.
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Press buttons -0- and -6- to select "End Output" function 06 and press -Q- button to confirm input.
Evaluating display group 002