KC-2

3/30/22, 1:31 PM
Article

Updated PM Sensor Removal Procedure US17+OBD16 and Newer Emissions



Internal Content
Once the PM Sensor is determined to be replaced, follow the steps
below to remove the failed sensor.
1. Cut the harness at the top of the sensor.
;
2. Spray the sensor nut with a suitable rust penetrant and let soak for
approximately
5 minutes.
Live
UI
https://volvo-trkna-prod1.pegacloud.net/prweb/PRAuth/app/VolvoKM_/iNPUIKpeinqPJi2G0hH930k43USdE1gb*/!TABTHREAD1?pyActivity=%40basec…
1/6
3/30/22, 1:31 PM
Article
3. Remove the sensor with a ½” drive impact and appropriately sized
deep socket.
4. Use an M18 x 1.5mm bottoming tap to chase the SCR boss threads.
• Example bottoming tap – Grainger part # 2LWT5
; Live UI
https://volvo-trkna-prod1.pegacloud.net/prweb/PRAuth/app/VolvoKM_/iNPUIKpeinqPJi2G0hH930k43USdE1gb*/!TABTHREAD1?pyActivity=%40basec…
2/6
3/30/22, 1:31 PM
Article
5. Inspect the boss threads and PM Sensor alignment notch for debris
and clean if necessary.
; Live UI
https://volvo-trkna-prod1.pegacloud.net/prweb/PRAuth/app/VolvoKM_/iNPUIKpeinqPJi2G0hH930k43USdE1gb*/!TABTHREAD1?pyActivity=%40basec…
3/6
3/30/22, 1:31 PM
Article
6. Install the new PM sensor and torque to spec. Refer to Impact for the
correct torque spec.
If it is not possible to install the new sensor due to stripped bung
threads refer to Technical Service Bulletin 258-039, SCR Fittings.
1. Navigate to the Service tab.
2. In the Info Type box, make sure Technical Service Bulletins is selected.
3. In the Additional search values box select Keyword
4. Enter 258-039 into the text entry box, press the Search button.
UI
; Live
5. A link for the article will be shown in the results. Click on the title, then
h
f th
ti
f
th
i d
th t
https://volvo-trkna-prod1.pegacloud.net/prweb/PRAuth/app/VolvoKM_/iNPUIKpeinqPJi2G0hH930k43USdE1gb*/!TABTHREAD1?pyActivity=%40basec…
4/6
3/30/22, 1:31 PM
Article
choose one of the options from the window that opens.
NOTE
An eService case is NOT REQUIRED for approval to replace a
damaged SCR. Cases opened for approval to replace for this issue
WILL BE REFUSED.

Tags
k29295744
mack
Related links and attachments
FSB 258-039
;
Live UI
volvo
Feedback
Give feedback
t h l i
th
t
t f thi
ti l
https://volvo-trkna-prod1.pegacloud.net/prweb/PRAuth/app/VolvoKM_/iNPUIKpeinqPJi2G0hH930k43USdE1gb*/!TABTHREAD1?pyActivity=%40basec…
5/6
3/30/22, 1:31 PM
Article
to help improve the content of this article
; Live UI
https://volvo-trkna-prod1.pegacloud.net/prweb/PRAuth/app/VolvoKM_/iNPUIKpeinqPJi2G0hH930k43USdE1gb*/!TABTHREAD1?pyActivity=%40basec…
6/6