S6 V8-4.2L (BBD) (2004)
-
Check wiring.
Checking wiring
-
Connect test box VAG 1598/31 to wiring harness for engine control unit; do not connect engine control module. See: Powertrain
Management/Computers and Control Systems/Testing and Inspection/Scan Tool Testing and Procedures/Scan Tool Testing/With Manufacturer's
Scan Tool/Scan Tool Connecting and Initial Checks/Connecting VAG 1598/31 Test Box
-
Check wiring connection of relevant connector for valve for camshaft adjustment for open circuits as well as short to positive.
Vehicles up to model year 2001
Valve 1 for camshaft adjustment -N205- and Valve 2 for camshaft adjustment -N208-
2-pin connector on
wiring harness, contact.
Test box VAG 1598/31, socket
2
115
Wire resistance: max. 1.5 Ohm
-
Correct any open/short circuit as necessary.
Vehicles from model year 2002
Valve 1 for camshaft adjustment -N205-
2-pin connector on
wiring harness, contact.
Test box VAG 1598/31, socket
2
115
Wire resistance: max. 1.5 Ohm
-
Correct any open/short circuit as necessary.
Valve 2 for camshaft adjustment -N208-
2-pin connector on
wiring harness, contact.
Test box VAG 1598/31, socket
2
120
Wire resistance: max. 1.5 Ohm
-
Correct any open/short circuit as necessary.
If no short circuit or open circuit is found, replace engine control module.
-
If none of tests already performed indicate a malfunction, then replace mechanical camshaft adjuster.