90CS Quattro V6-2.8L (AFC) (1995)
ABS Control Module: Technical Service Bulletins
VAG 1551 Scan Tool, Connection and Use
Scan Tool VAG 1551,
connecting/reading DTC Memory/erasing DTC Memory/ending output
Notes:
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The DTC Memory can only be erased after the reading sequence is completed.
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The main program of the ABS Control Module - J104 is deactivated during OBD, so the systems are not operative
Reading DTC Memory:
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Observe test requirements.
V.A.G. 1551 Scan Tool Connections
Connect Scan Tool VAG 1551 to Data Link Connectors (DLC's) in relay carrier on left side of plenum chamber using harness VAG 1551/1
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Connect black connector to black DLC.
Note:
If no display appears, check voltage supply for black DLC. Refer to Data Link Connectors, Checking Wiring
V.A.G. 1551 Scan Tool Display
Framed text appears on display;
* appears alternately
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Connect white connector to white DLC.
Note:
The blue plug is not required.
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Switch on ignition.
Notes:
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The HELP button on VAG 1551 can be used to call up additional operating instructions.