Jetta Sedan L5-2.5L (BGP) (2005)
-
Disconnect 6-pin harness connector (black) - 1 - to Heated Oxygen Sensor (HO2S) G39 before catalytic converter.
-
Check wires between test box and 6-pin connector for open circuit according to wiring diagram.
Contact
Test box socket
1
52
2
51
5
71
6
70
Wiring resistance: max. 1.5 Ohms
-
Check wires for short circuit to each other, to B+ and Ground (GND).
Specification:Infinite Ohms
If no malfunction is detected in wiring:
-
Replace Heated Oxygen Sensor (HO2S) G39 before catalytic converter
-
Erase DTC memory for Motronic Engine Control Module (ECM) J220. See: Computers and Control Systems/Testing and Inspection/Scan Tool
Testing and Procedures/With Generic Scan Tool/Diagnostic Mode 4: Reset/Erase Diagnostic Data
-
Generate readiness code. See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness
Codes/Readiness Code, Generating