TT Quattro Coupe L4-1.8L Turbo (AWP) (2001)
Drive Cycle/Readiness Code/With Generic Scan Tool/Readiness Code, Generating
If specified value is obtained:
-
Connect test box to control module wiring harness, do not connect Engine Control Module (ECM), connecting test box for wiring test. See:
Computers and Control Systems/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Scan Tool Connecting/With Generic
Scan Tool/Test Box, Connecting For Wiring Test
Engine codes AMU, ATC
-
Check wire between test box socket 64+2-pin connector terminal 2 for open circuit according to wiring diagram.
Wire resistance: max: 1.5 Ohm
Engine codes AWP, BEA
-
Check wire between test box socket 64+2-pin connector terminal 2 for open circuit according to wiring diagram.
Wire resistance: max: 1.5 Ohm
Continuation for all vehicles
-
Also check the wire for short circuit to B+ and Ground (GND).
Specified value: Infinite Ohm
-
Check wire between 2-pin connector terminal 1 and the Fuel Pump (FP) Relay -J17- for open circuit according to wiring diagram.
Wire resistance: max: 1.5 Ohm
If no malfunctions are found in wires:
-
Replace Motronic Engine Control Module (ECM) -J220-.