Check At Engine Control Module Terminal
Use special tool power plant ECU check harness (MB992110), check the engine control module terminal voltage.
- Remove the engine control module (Refer to ENGINE CONTROL MODULE <2.4L ENGINE>, or Engine Control Module ENGINE CONTROL MODULE (ECM) <3.0L ENGINE>).
- Connect special tool MB992110 between the engine control module and the body-side harness connector.
- Measure the terminal voltages between the check connector terminals of special tool MB992110 and ground terminals No. 81 or 93.
| Terminal No. | Terminal code | Check item | Check condition | Normal condition | |
|---|---|---|---|---|---|
| 107 | CNTS | Cruise control switches power supply | Ignition switch: "ON" | All switches: Released. | 4.7 - 5.0 V |
| Cruise control ON/OFF switch: Pressed. | 0.9 - 1.7 V | ||||
| CANCEL switch: Pressed. | 1.9 - 2.7 V | ||||
| SET - switch: Pressed. | 2.9 - 3.6 V | ||||
| RES + switch: Pressed. | 3.8 - 4.5 V | ||||
| 108 | BRK | Stoplight switch (brake switch) | Ignition switch: "ON" | Depress the brake pedal. | Battery positive voltage |
| Release the brake pedal. | 1V or less | ||||