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Home >> Audi >> 2011 >> A8 Base >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Electrical Components Locations & Connector End Views -- A8 >> Comp. LOC. Control Modules Vehicle Front >> Component Location Catalytic Converter Heating Control Module 1 -J1021- >> Pin Arrangements Catalytic Converter Heating Control Module 1 -J1021-
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Pin Arrangements Catalytic Converter Heating Control Module 1 -J1021-

-T4gk- (B) Designation
1 CAN-Bus powertrain, High
E123 Powertrain CAN-Bus High Connection 1 (in engine wiring harness)
2 Terminal 31, to 618 Ground connection on engine, left
3 CAN-Bus powertrain, Low
E124 Powertrain CAN-Bus Low Connection 1 (in engine wiring harness)
4 Terminal 87, from D181 Connection 2 (87a) (in engine compartment wiring harness)
-T2qc- (A) Designation
1 Catalytic converter heater 1 -Z119-
2 Catalytic converter heater 2 -Z120-
-T2qb- (C) Designation
1 Terminal 30 Wire Junction -TV2-
Catalytic converter heating fuse 2 -S354-
2 Terminal 30 Wire Junction -TV2-
Catalytic converter heating fuse -S351-

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