Motronic M 2.8.1 Exhaust Test F1: CIRCUIT TEST
| No. | TECH 1 Display | Conditions for Checking | Nominal Value | Trouble Codes | Terminal |
|---|---|---|---|---|---|
| 04 | O2 SENSOR 1 | Engine running at idle speed, operating temperature | |||
| Switch off all consumers | Voltage change between | ||||
| 0 and 1000 mV | 13, 38, 39 | 28, 10 |