Jetta L4-1.9L DSL Turbo (BRM) (2006)
If specification is not obtained:
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Replace Wastegate Bypass Regulator Valve N75.
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Erase DTC memory for Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) J248. See: Computers and Control Systems/Testing and
Inspection/Scan Tool Testing and Procedures/Diagnostic Mode 04 - Erase DTC Memory
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Generate readiness code. See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness
Codes/Readiness Code, Generating
If specification is obtained:
Checking wiring:
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Connect test box to Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) J248 wiring harness. See: Computers and Control
Systems/Testing and Inspection/Component Tests and General Diagnostics/Test Box, Connecting For Wiring Test
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Connect adapter cable V.A.G 1598/39-2 to test box V.A.G 1598/42.
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Check wiring between test box and connector for open circuit according to wiring diagram.
Contact
Test box socket
1
Fuse F10
2
60
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Wiring resistance: max. 1.5 Ohm
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Check wires for short circuit to B+ and to Ground (GND).
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Specification: infinite Ohms
If no malfunction is detected in the wiring:
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Replace Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) J248.
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Generate readiness code. See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness
Codes/Readiness Code, Generating