CUSTOMER SATISFACTION NOTIFICATION
NORTH AMERICA

Diesel Exhaust Fluid
FCA US LLC
Reference: 90A
2019 – 2022 (DJ) Ram 2500 Pickup
2019 – 2022 (D2) Ram 3500 Pickup
2019 – 2022 (DD) Ram 3500 Cab Chassis
2019 – 2022 (DP) Ram 4500/5500 Cab Chassis

NOTE: This Customer Satisfaction Notification is no longer active. Please
ensure ZD4 CSN has been completed.
Template Version 1.8

Revision
0
1

Edition
December 2023
June 2024

Detail
Initial Version.
Added Note

SYMPTOM DESCRIPTION
The Malfunction Indicator Lamp (MIL) on about 37,270
of the above vehicles may illuminate and a message
may indicate to “Service DEF (Diesel Exhaust Fluid)
system see the dealer” on the instrument panel
cluster.

SCOPE
This campaign applies only to the above vehicles
equipped with a 6.7L Diesel engine (sales code ETL,
ETM, ETN) and Emissions (sales code XAL).
NOTE: Some vehicles above may have been
identified as not involved in this campaign and
therefore have been excluded from this campaign.
IMPORTANT: Some of the involved vehicles may
be in dealer new vehicle inventory. Dealers should
complete this campaign service on these vehicles
before retail delivery. Dealers should also perform
this repair on vehicles in used vehicle inventory and
those vehicles in for service. Involved vehicles can be
determined by using the VIP inquiry process.

Use the following labor operation numbers and time
allowances:
Labor Description
Number
Hrs
Replace DEF Delivery
25-90-A1-82
1.0hrs
Module
NOTE: See the Warranty Administration Manual,
Recall Claim Processing Section, for complete
claim processing instructions.

PARTS INFORMATION
Qty
1
*1

Part Name
DEF Pump
DEF Fluid (Gallon)

Part No.
CCGN90A1AA
68035704AC

*D2, DJ 4 Gallons (50% capacity required for test)
*DD, DP 6 Gallons (50% capacity required for test)
Dealers are encouraged to use bulk DEF fluid.

PARTS RETURN
No parts return required for this campaign.

REPAIR TO BE PERFORMED

SPECIAL TOOLS

Replace the DEF Delivery Module.

The following special tools is /are required to perform
this repair:
Number
Description
NPN
wiTECH MicroPod II / MDP
NPN
Laptop Computer
NPN
wiTECH Software
9340
SAE Fuel Pump Lock Ring Wrench
DEALER NOTIFICATION

COMPLETION REPORTING / REIMBURSEMENT
Claims for vehicles that have been serviced must be
submitted on the DealerCONNECT Claim Entry
Screen located on the Service tab. Claims paid will
be used by FCA to record recall service completions
and provide dealer payments.

To view this notification on DealerCONNECT, select
“Global Recall System” on the Service tab, then click
on the description of this notification.

Strictly respect STELLANTIS Group safety, cleanliness, and environmental instructions for any intervention.
Document exclusively reserved for dealer information. Internal distribution to be ensured by dealer.
Reproduction forbidden without the written agreement of STELLANTIS Group. (C) 2023 STELLANTIS Group. All Rights Reserved

1/3

CUSTOMER SATISFACTION NOTIFICATION
NORTH AMERICA

Diesel Exhaust Fluid
FCA US LLC
Reference: 90A

Service Procedure
1. Disconnect the negative battery cable(s).
FILL TUBE

2. Raise and support the vehicle.
3. Disconnect the Diesel Exhaust Fluid (DEF) fill tube
from the tank (Figure 1).
4. Using a commercially available hand vacuum pump,
drain the DEF tank into a proper storage tank.

Figure 1 – Fill Tube

BOLTS

5. Remove the bolts and the DEF pump cover (Figure 2).

COVER

6. Disconnect the DEF supply line from the DEF injector
(Figure 3).

7. Disconnect the DEF supply line from the DEF injector
(Figure 3).

Figure 2 – DEF Pump Cover

ELECTRICAL
CONNECTOR

NOTE: Press on the release tab to disconnect
supply line.
8. Disconnect DEF pump wire harness connector and tie
the wire harness connector away to prevent exposure
to the DEF fluid (Figure 3).
CAUTION: DEF is highly corrosive. If the wire
harness connector is exposed to DEF fluid during
service replace the DEF tank wire harness.

SUPPLY LINE

Figure 3 – Electrical Connector and Supply Line

Strictly respect STELLANTIS Group safety, cleanliness, and environmental instructions for any intervention.
Document exclusively reserved for dealer information. Internal distribution to be ensured by dealer.
Reproduction forbidden without the written agreement of STELLANTIS Group. (C) 2023 STELLANTIS Group. All Rights Reserved

2/3

CUSTOMER SATISFACTION NOTIFICATION
NORTH AMERICA

Diesel Exhaust Fluid
FCA US LLC
Reference: 90A

Service Procedure [Continued]
9. Using the SAE Fuel Pump Lock Ring Wrench 9340, remove the lock ring from the DEF tank (Figure 4).
NOTE: Place a drain pan under the DEF pump to
collect any residual fluid.

LOCK RING
WRENCH

10.

Remove the DEF pump and level sensor from tank and
DISCARD.

11.

Remove and DISCARD the O-ring seal.

12.

Clean the O-ring sealing surfaces.

13.

Install a NEW O-ring seal onto the Diesel Exhaust Fluid
(DEF) tank.

14.

Install the NEW DEF pump and level sensor into tank.

15.

Using the SAE Fuel Pump Lock Ring Wrench 9340,
install the lock ring onto the DEF tank (Figure 4).

16.

Connect the DEF supply line to DEF pump (Figure 3).

17.

Connect the DEF pump wire harness connector (Figure 3).

18.

Install the DEF pump cover and tighten the bolts to 24N∙m (18ft. lbs.) (Figure 2).

19.

Lower the vehicle.

20.

Fill the DEF tank with clean fresh fluid.

Figure 4 – Lock Ring Removal

*D2, DJ 4 Gallons (50% capacity for testing)
*DD, DP 6 Gallons (50% capacity for testing)
Dealers are encouraged to use bulk DEF fluid.
21.

Connect the negative battery cable(s).

22.

Using the scan tool, verify that the DEF tank level is at least 50% full.

23.

Using the scan tool, perform the DEF Reductant Doser Prime Override Test to its completion, do this two times.

24.

Start the engine and test drive the vehicle for at least 15 minutes.

25.

After the test drive, use the scan tool and check for DTCs.

26.

If there are fault codes present, perform the Diagnostic for those DTCs.

27.

If there are no DTCs, the DEF pump is properly primed.

28.

Return the vehicle to the customer.

Strictly respect STELLANTIS Group safety, cleanliness, and environmental instructions for any intervention.
Document exclusively reserved for dealer information. Internal distribution to be ensured by dealer.
Reproduction forbidden without the written agreement of STELLANTIS Group. (C) 2023 STELLANTIS Group. All Rights Reserved

3/3

This notice applies to your vehicle,

CUSTOMER SATISFACTION NOTIFICATION
Diesel Exhaust Fluid

[Model Year and Model]
VIN XXXXXXXXXXXXXXXXX

90A

Dear [Name],

LOGO

At FCA US LLC, we recognize that the success of our business depends on the satisfaction of
our customers. We are constantly monitoring the quality of our products and looking for
opportunities to improve our vehicles even after they are sold. Because your long-term
satisfaction is important to us, we are contacting you on important improvements we would
like to make to your vehicle [1]. This will be done at no charge to you.

VEHICLE PICTURE

We are recommending the following improvements be performed on certain [2019 – 2022
Model Year (DJ) Ram 2500 Pickup, (D2) Ram 3500 Pickup, (DD) Ram 3500 Cab Chassis,
(DP) Ram 4500/5500 Cab Chassis] vehicles equipped with a 6.7 Diesel Engine.

YOUR SCHEDULING OPTIONS
1. RECOMMENDED OPTION
Call your authorized Chrysler /
Dodge
/
Jeep®
/
RAM
BusinessLink / Dealership
2. Call the FCA Recall Assistance
Center at 1-800-853-1403. An
agent
can
confirm
part
availability and help schedule an
appointment.
3. Visit recalls.mopar.com, scan the
QR code below, or download the
Mopar Owner’s Companion App.

QR Code

WHY DOES MY VEHICLE NEED REPAIRS?
The Malfunction Indicator Lamp (MIL) on your vehicle may illuminate and a message may
indicate to “Service DEF (Diesel Exhaust Fluid) system see the dealer” on the instrument
panel cluster.
HOW DO I RESOLVE THIS CUSTOMER SATISFACTION NOTIFICATION?
FCA US will repair your vehicle free of charge (parts and labor). To do this, your dealer
will replace the Diesel Exhaust Fluid delivery module. The estimated repair time is about 1
hour. In addition, your dealer will require your vehicle for proper check-in, preparation, and
check-out during your visit, which may require more time. Your time is important to us, so
we recommend that you schedule a service appointment to minimize your inconvenience.
Please bring this letter with you to your dealership.
TO SCHEDULE YOUR FREE REPAIR,
CALL YOUR CHRYSLER, DODGE, JEEP OR RAM DEALER TODAY

WHAT IF I ALREADY PAID TO HAVE THIS REPAIR COMPLETED?
If you have already experienced this specific condition and have paid to have it repaired, you
may visit www.fcarecallreimbursement.com to submit your reimbursement request online. [2]
Once we receive and verify the required documents, reimbursement will be sent to you within
60 days. If you have had previous repairs performed and/or already received reimbursement,
you may still need to have the repair performed.
We apologize for any inconvenience, but are sincerely concerned about your satisfaction.
Thank you for your attention to this important matter.

Get access to recall notifications,
locate your nearest dealer, and more
through this website or Mopar
Owner’s Companion App. You will be
asked to provide your Vehicle
Identification Number (VIN) to
protect and verify your identity.
DEALERSHIP INSTRUCTIONS
Please reference CSN 90A.

Customer Assistance/Field Operations
FCA US LLC

Mr. Mrs. Customer
1234 Main Street
Hometown, MI 48371

[1] If you no longer own this vehicle, please help us update our records. Call the FCA Recall Assistance Center at 1-800-853-1403 to update your information.
[2] You can also mail in your original receipts and proof of payment to the following address for reimbursement consideration: FCA Customer Assistance, P.O. Box 218004, Auburn Hills, MI 48321-8007, Attention: Recall Reimbursement.