S7568 v2 Service Bulletin/Repair Instructions

Service Campaign S7568
May 6, 2021
Electronic Pressure Relief Valve (EPRV) Delete & Fuel Rail Pressure Sensor

Update

Service Category Service Department

Section Function Group 237

Technician Skill Level A
Market North America
Applicability

VOLVO

Model Years

2018 - 2020
Models

VAH/VHD/VN
Introduction

Volvo Trucks has identified through Remote Diagnostics that the vehicles in this Service Campaign have

experienced faults with the Electronic Pressure Relief Valve (EPRV). To address this issue follow the repair

outlined within this bulletin to remove the EPRV, inspect the Fuel Rail Pressure Sensor (FRPS) and wiring harness,

followed by running an accessory kit to reprogram the vehicle.

Production Change Information

This bulletin applies to vehicles built within the specified production changes below.

Brand

Engine Emission Level

Starting Build Date

Ending Build Date

EM-USA17, OBDEP-A/

Volvo

D11/D13

14-November-2016

04-May-2020

OBDEP-B/OBDEP-C

Reimbursement

This repair is covered by an authorized Service Program.

Reimbursement is obtained through the normal claim handling process.

Claim Type (used only when uploading from the Dealer Bus. Sys.)

Labor Code

Description
B

Hours
2373-01-09-01 (Main)
Valve, common rail remove
0.6 hrs
1700-22-03-06
Accessory Kit, programming
0.1 hrs
2841-22-02-01
ECM and ACM, Reprogramming
0.4 hrs
2115-03-02-02
Valve Cover, Replacement
2373-03-03-06
Pressure Sensor, Common Rail,

Replacement, Valve Cover Removed
2861-03-03-03
Wiring Harness, Injector, Replacement

(Rear), Valve Cover removed
Use Impact Time

(0.9 - 1.9 hr.)
If Applicable
Causal Part

SCC Authorization Code
22720232

S7568
0.2 hrs

Use Impact Time

(0.3-0.4 hrs)
May 6, 2021
Service Campaign S7568
EPRV Delete & FRPS Update

Expiration Date
March 31, 2022
Parts Information

Special Order Information if applicable

Configuration
Part Numbers
Part Names
Quantity
All
85156544
EPRV delete kit
1
If Applicable Parts (Reference Step 18)

13L Engine Only
23488939
Pressure Sensor, F2

Common Rail
1
13L Engine Only
23502054
Wiring Harness, Rear
1
11L Engine Only
23488937
Pressure Sensor, F2

Common Rail
1
11L Engine Only
23502057
Wiring Harness, Rear
1
Required Tools & Equipment

•
Premium Tech Tool (PTT) with latest version
•
88800634 - Wrench
Calibration Information

•
Accessory Kit: 85156014
Repair Procedure

1. Refer to IMPACT document ID: 2115-03-02-02 Valve Cover, Replacement for valve cover removal

procedure.

2. Loosen the cap nuts

3. Remove and discard the pipe.
4. Disconnect the connector.
Service Campaign S7568
May 6, 2021
EPRV Delete & FRPS Update
5. Clean the area around the fitting.

6. Remove the fitting and seal.
7. Install the seal and plug in the cylinder head.

Tightening torque

Cylinder head, plug
36± 6 lbf-ft.

(50 ± 8 Nm)
8. Install the tool. 88800634

9. Remove the valve.

Note: Use a spanner as a counterhold to prevent the common rail brackets and pressure
Service Campaign S7568
May 6, 2021
EPRV Delete & FRPS Update

pipes from being loaded during component removal and installation.
10. Install the protecting plug.

Required material

Protecting plug
88800527
11. Clean the threads.

Note: Leave the protecting plug in place until installing the common rail plug.
Service Campaign S7568
May 6, 2021
EPRV Delete & FRPS Update
12. Remove the protecting plug.

13. Install the plug in the rail.

Note: Do not use locking fluid or thread sealant

14. Torque tighten the plug.

Tightening torque

Common rail, plug
92± 7 lbf–ft.

(125 ± 10 Nm)
Note: Cap is not required to seal the common rail where the drain pipe connected.
May 6, 2021
Service Campaign S7568
EPRV Delete & FRPS Update
Note: Use a spanner as a counterhold to prevent the common rail brackets and pressure pipes from

being loaded during component removal and installation

15. Cut the harness.

16. Remove connector and harness.
Note: Do not tape or seal the end of the harness
17. A product improvement has been made to the Fuel Rail Pressure Sensor (FRPS) and its wiring harness. A

visual Inspection of the FRPS electrical connector will indicate which sensor and wiring harness is on the

vehicle.


Old style Connection


New Improved Connector
Service Campaign S7568
May 6, 2021
EPRV Delete & FRPS Update

18. Inspect the FRPS, if the Old Style Connector is found (Displayed above with red X), replace the sensor

and wiring harness per Impact Instructions listed below. If the New Improved Connector is found, no

farther action is needed and proceed to next step.

a. 2373-03-03-06 Pressure Sensor, Common Rail, Replacement, Valve Cover Removed

b. 2861-03-03-03 Wiring Harness, Injector, Replacement (Rear), Valve Cover Removed

19. Refer to IMPACT document ID: 2115-03-02-02 Valve Cover, Replacement for valve cover install

procedure.

20. Using PTT Operation 1700-22-03-06 Program accessory kit: 85156014

Note: Running this kit without removing the ePRV will result in adverse vehicle affects.

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