TT Roadster L4-1.8L Turbo (AWP) (2003)
-
Connect VAG 1527 B voltage tester to contacts 2 and 3 of the connector.
-
Operate starter briefly.
-
The LED should flash briefly.
If the specifications are not obtained:
-
Connect test box VAG 1598/31 to wiring harness for engine control module. Do not connect to the engine control module itself. See: 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/Wiring and Component Testing Using VAG1598/31 Test Box
-
Test for open circuit and short to positive or Ground in the following wiring connections:
Connector
Test box VAG 1598/31
Contact
Socket
3 (cylinder 1)
102
3 (cylinder 2)
95
3 (cylinder 3)
103
3 (cylinder 4)
94
-
Correct any open/short circuit as necessary.
If no malfunction is detected:
-
Replace ignition coil with power output stage (combined as a single component).