PSB E260: PACCAR MX-13 Engine Model Year 2019-2020 Oil Filter Cap and Oil Ther... Page 1 of 6

Technical Information Bulletin
E260

Section
Engine - 45

Subject
PACCAR MX-13 Engine Model Year 2019-2020 Oil Filter Cap and Oil Thermostat Replacement

Release Date
9/16/2020

Condition
Certain engines may have a faulty Oil Bypass Valve located in the Oil Filter Cap assembly. The plastic retaining tabs could break off and put the
lubrication system into an unfiltered state. An improved oil thermostat is also available and will be installed at this time.

Chassis Affected
Specific chassis with EPA2017 MX-13 engines. See the chassis list.

Action
Campaign
Service all affected chassis that enter your dealership even if the customer identifies no problems with the chassis.
1.
2.
3.

Review the attached chassis list for your dealer code and schedule your customer(s) for service if their chassis is on the list.
If you are not using Service Management to start repair orders, review SIR for "Complete" or "In-Process" next to the "E260" campaign code prior
to performing this repair.
Follow the procedures below to replace the oil filter cap and oil thermostat.

Warranty

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For repairs completed by 10/01/2021, Kenworth will pay for parts at dealer net plus applicable mark-up and labor:
0.5 hours labor to replace the oil filter cap and oil thermostat. Use for chassis with a broken oil filter cap tab. Use Quick Claim Code E260A.
0.5 hours labor to replace the oil filter cap and oil thermostat. Use for chassis without a broken oil filter cap tab. Use Quick Claim Code E260B.
File an additional claim for extraordinary circumstances. A quick claim for standard labor must be filed first.
File the claim within 14 days in accordance with Warranty Policy C-A-009.
Direct Fleets and Dealer Sponsored Fleets (DSF) may not use quick claims when submitting for repairs on chassis related to this bulletin but must
submit a long form specifying part numbers, quantities, and pricing for parts used in the repair. Submittal of a Quick Claim for repairs made by the
Fleet will be denied as pricing is incorrect on quick claims.
Kenworth dealers may perform E260 repairs on Peterbilt chassis, but Quick Claims do not apply. For Peterbilt chassis repairs, use the long claim input
form in DWWC selecting "Draft/Offline Claims ", the "General " tab, and in the "Type of Claim " drop down box, select "PACCAR Engine Claim, " then
manually enter claim codes (Campaign #, Failure type, and SRT).
Take-Off Parts Disposition: If engine damage has occurred, ship the oil filter cap to the Warranty Returns Center with ship code WP, otherwise,
destroy the oil filter cap 30 days after the claim is paid.
CLAIM CODING
Failure Location:

045-011-015

Work Accomplished:

35

Failure Type:

700

Responsibility Code:

5

SRT Code:

042-560
0.3 hrs.
Replace the oil
thermostat
045-800
Claim Type:
0.2 hrs.
oil filter cartridge –
R&R – includes
inspecting the
bypass valve tabs

F

Vendor Code:

E260

E260

Campaign Field:

Parts
Parts are available from PACCAR Parts.
Quantity

Part Number

Description

1

2271135PE

Oil thermostat / oil filter cap kit

Procedure
Please follow your dealership's safety procedures and precautions to ensure the vehicle can be safely
repaired and maintained.
Inspect oil filter and bypass valve retaining tabs
1.
2.
3.

On the Engine Oil Module, remove the filter cap.
Remove the oil filter cartridge.
Carefully, without damaging the filter, inspect the oil filter cartridge pleats for debris, separation at the seam, or tears in the pleats. If significant
debris is found, take photos. The oil filter will have small amounts of debris as by design function of the oil filtration system.
A replacement oil filter is not included with this repair.
Significant debris includes:
Non-ferrous material
Aluminum
Irregularly shaped material
Figure 2 Example of a filter with no significant debris

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Figure 3 Example of a filter with significant debris

Figure 4 Example of a filter with a separated seam

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4.

Inspect the retaining tabs that hold the bypass valve cage to the filter cap and the tabs that hold the bypass valve to the cage. If any of them are
broken, take clear photos.
TIP: Ensure the camera flash is on or use a flashlight to illuminate the bypass valve.
Figure 5 Oil filter cap cut-away

5.
6.

If there are no issues found, install the new oil filter cap with the original oil filter.
If any issues described below are found, start a TCS365 case and await instructions from the VSC. Provide the following information in the case:
if tabs are broken
if significant debris was found in the filter pleats
If a separated seam is found. In addition, take an oil sample and return the oil sample and filter to PTC.
If a damaged pleat is found. In addition, take an oil sample and return the oil sample and filter to PTC.
attach photos

Removing thermostat, lubricating oil
1.

Remove the sealing plug with the sealing ring.

NOTE
Use a ¾ in. drive 19 mm hex socket and ¾ in. drive breaker bar

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2.
3.

The plug is spring preloaded
Remove the spring from the oil module.
Use pliers to grasp the thermostat, then remove the thermostat and sleeve valve together.

NOTE
Removing the sleeve valve without holding the thermostat may cause the thermostat to separate from the
valve and drop into the oil cooler.
Figure 6 Lubricating Oil Thermostat

Installing thermostat, lubricating oil
1.
2.

Fit the thermostat / sleeve valve assembly and spring.
Fit the sealing plug with a new sealing ring and tighten to the specified torque. (184 lb-ft, [250Nm])

NOTE
Use a ¾ in. drive 19 mm hex socket and ¾ in. drive torque wrench.

TCS365 Case Creation Guide
Follow this guide to create a TCS365 case for this bulletin to ensure the case is flowed to the appropriate personnel.
A TCS365 case for this bulletin is only required if the following is found:
A broken bypass valve
Significant debris in the oil filter pleats
1.
2.
3.
4.

Open TCS365 in Google Chrome or Microsoft Edge.
Select Vehicle Support | Technical Assistance.
Select Case Type Powertrain Support and Case Category Engine Diagnostics.
On the Powertrain Support page, fill in the following fields as follows and fill in the other fields as appropriate:
Subject: E260
Description: E260
Complaint/Verification Results: E260 Inspection
Did you perform the required steps: Yes
Did you attach a PDF log file: No
Warranty Dependent Case: No
Repairs and Parts Replaced: Photographed the oil filter bypass valve and/or oil filter cartridge pleats.
Diagnostic Details:
Photographed oil filter cartridge pleats and/or oil filter bypass valve retaining tabs.
Is there debris in the filter pleats?
Is the seam separated or are there damaged pleats?
Are there any broken bypass valve retaining tabs?
Upload File: Upload the oil filter pleat and retaining tab.

Attachments
Chassis list

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Authored by: OF

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