K31539545

Solution K31539545
Thursday, July 5, 2018 4:48:52 PM CEST
Volvo Models
Volvo Model
VNX , VNL , VNM , VHD , VAH
Engine family
Engine family
11L Engine , 13L Engine , 16L Engine
Emission Standard
Emission Standard
US15
** SOLUTION **
Title
Volvo Chassis - Diagnostic Trouble Code ( DTC ) P20CF, Diagnosis And Repair - US14
+OBD15 Emissions, Common Model Year 2016
Cause
P20CF may log in US14+OBD15 chassis; Guided Diagnostics (GD) may result in No
Fault Found (NFF).
Solution
Verify the chassis emissions level
• Details can be found in the Product Details box on the Product tab in PTT as seen below:
Software improvements have been released to address this DTC. A Field Service
Bulletin with information and instructions has been published and can be found
under the Service tab in Impact, Function Group 284. The article can also be
searched for by Title. Refer to the chart below for the correct bulletin information:
Emissions Level
(Model Year)
Field Service Bulletin
US14+OBD15
FSB 284-064 Engine Control Module (ECM) and
(2016)
Aftertreatment Control Module (ACM), Reprogramming
If the Bulletin does not appear when searched with either VIN or Chassis
information entered, search by model:
1. Clear any chassis information from the Search box.
2. Select or enter the applicable model.
3. Make sure Title is selected in the Search By field. Enter the correct Bulletin title in the
text entry field.
4. Press the Search button. The operation will appear in the results window.
5. Select the correct vehicle configuration from the list that appears as shown below:
If software is current and the code is present, the code confirmed status should be
verified to be True as shown above before continuing diagnosis. If the status is False and there
are no related codes or symptoms, clear the code and release the vehicle.
NA_Sister solutions
K59752430
Campaign code
FSB284-064
Solution visibility
Dealer distribution
Function(s)/component(s) affected
Function affected
FSB
, fuel supply , Fuel Dosing , 1 1 0 EMS , Diagnostic tool
Function Group
Function Group
254 catalytic converter; exhaust emission control equipment , 258 emissions aftertreatment , 284 control system, fuel supply
Customer effect
Main customer effect
regeneration , calibration/programming/pairing/missing operation , diagnostics
/methodology , efficiency/abnormal behavior , fault code/display
Fluid implicated
fuel
Fault code(s)
OBD 2013 Diagnostic
Trouble Codes
P20CF
Conditions
Vehicle operating mode
Frequency of occurrence of
problem
when driving , when stationary
random
Administration
Author
RU4469V
Dealer ID
RU4469V
Last modified by
RU4469V
Creation date
20-04-2018 16:04
Date of last update
19-06-2018 21:06
Status
Published