Right upper lambda sensor - r.r.
- Make
- Alfa Romeo
- Model
- 159 Factory Service Manual
- Year
- 2005–2011
- Section
- Emission control system › Right upper lambda sensor - r.r.
RIGHT UPPER LAMBDA SENSOR - R.R.
Removing
- Position the vehicle on a lift.
- Make sure that the ignition key is in the OFF position, then disconnect the battery terminal (-).
| Description | Connector | |
|---|---|---|
| Battery | See A001 BATTERY |
1. Disconnect the electrical connection for the right upper Lambda sensor.
| Description | Connector | |
|---|---|---|
| 1 | Lambda sensor on pre-catalyzer -2 | See K016 LAMBDA SENSOR ON PRE-CATALYZER -2 |
- Release the electrical wiring for the right upper Lambda sensor from the clip on the heat shield.
Op. 7055B54 UNDER ENGINE PROTECTION/GUARD - R.R.
1. Using a suitable spanner, undo and remove the upper right Lambda sensor.
Refitting
1. Position the upper right Lambda sensor in its housing and tighten it to the recommended torque.
| Component | Fastening | dia | Value (daNm) | Validity |
|---|---|---|---|---|
| Upper right Lambda sensor | M18 | (exhaust manifold side with catalytic converter) 4.1 - 5.0 | 1.9 JTS 2.2 JTS 3.2 JTS |
Op. 7055B54 UNDER ENGINE PROTECTION/GUARD - R.R.
- Fasten the electrical wiring for the right upper Lambda sensor to the clip on the heat shield.
- Connect the electrical connection for the right upper Lambda sensor.
- Connect the negative battery terminal.
- Remove the vehicle from the lift.
Removing
Op. 7055B54 UNDER ENGINE PROTECTION/GUARD - R.R.
1. Disconnect the electrical connection for the right upper Lambda sensor.
| Description | Connector | |
|---|---|---|
| 1 | Lambda sensor on pre-catalyzer -2 | See K016 LAMBDA SENSOR ON PRE-CATALYZER -2 |
1. Undo and remove the upper right Lambda sensor.
Refitting
- Position the upper right Lambda sensor in its housing and tighten it to the recommended torque.
| Component | Fastening | dia | Value (daNm) | Validity |
|---|---|---|---|---|
| Upper right Lambda sensor | M18 | 4.1 ÷ 5.0 |
- Connect the electrical connection for the right upper Lambda sensor.
Parts & tools for this job Staging For 2005 Alfa Romeo 159
- PARTOxygen sensorSearch: Alfa Romeo 159 2005 oxygen sensor
- TOOLOxygen sensor socketSearch: oxygen sensor socket
- TOOLOBD2 scannerSearch: OBD2 scanner
Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.