New Beetle GLS L4-2.0L (AZG) (2002)
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Replace Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-:
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Vehicles with engine code AEG, AVH, AZG, item 9,
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Vehicles with engine code BDC, item 10.
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Erase DTC memory of Engine Control Module (ECM), Diagnostic mode 4: Reset/erase diagnostic data.
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Generate readiness code. See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If specified value is obtained:
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Connect test box to control module wiring harness, connect 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
Vehicles with engine code AEG
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Check wire between test box socket 15+2-pin connector terminal 2 for open circuit according to wiring diagram. Wire resistance: max. 1.5
Ohms
Vehicles with engine code AVH, AZG, BDC
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Check wire between test box socket 64+2-pin connector terminal 2 for open circuit according to wiring diagram. Wire resistance: max. 1.5
Ohms
Continuation for all vehicles
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Also check the wire for short circuit to B+ and Ground (GND). Specified value:
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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 Ohms
If no malfunctions are found in wires:
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Replace Motronic Engine Control Module (ECM) -J220-.