Jetta Sedan L5-2.5L (BGP) (2005)
Wiring resistance: max. 1.5 Ohms
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Erase DTC memory for Motronic engine control module J220. See: Testing and Inspection/Scan Tool Testing and Procedures/With Generic Scan
Tool/Diagnostic Mode 4: Reset/Erase Diagnostic Data
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Generate readiness code. See: Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes/Readiness Code, Generating
If no malfunction is detected in wiring:
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Replace Motronic Engine Control Module (ECM) J220.
Oxygen Sensor (O2S) Heater 1 (Behind Three Way Catalytic Converter (TWC)) Z29, Checking
Oxygen Sensor (O2S) Heater 1 (Behind Three Way Catalytic Converter (TWC)) Z29, Checking
NOTE:
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Vehicle must be raised before connector for Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC),G130 is accessible.
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When servicing terminals in harness connector of Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC),G130, use only
gold-plated terminals.
Special tools, testers and auxiliary items required
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Hand multimeter V.A.G 1526 or Multimeter V.A.G 1715
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Connector test set V.A.G 1594
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Wiring diagram
Test conditions
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The respective fuse of Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC),G130 must be OK.
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Ignition is switched off.
Test sequence
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Remove right vehicle floor covering - arrows -.