Catalytic Converter Heating Control Module 1 -J1021-, Connector Views
Double Connector -T2qc-/4-Pin Connector -T4gk-/Double Connector -T2qb-
| T4gk (B) | Designation |
|---|---|
| 1 | CAN-Bus powertrain, High E123 Powertrain CAN-Bus High Connection 1 (in engine wiring harness) |
| 2 | Terminal 31, to 714 Ground connection on engine, right |
| 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 S351 |
| 2 | Terminal 30 Wire Junction TV2 Catalytic converter heating fuse 2 S354 |