Catalytic Converter Heating Control Module 1 -J1021-, Connector Views, T4GK
- 4-Pin Connector -T4gk-
| 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) |