DService BulletinVolvo Trucks North AmericaGreensboro, NC USA

Date Group No. Page

12.2007 258 50 1(10)

TrucksThis Service Bulletin replaces publicationsPV776-20178310, PV776-20178309, andPV776-20178171.

Aftertreatment InjectorClean

D11F, D13F, D16F

Aftertreatment Injector, Clean

W2005655

This information covers cleaning of the aftertreatment fuel injector used for the DPFsystem on a Volvo D11F, D13F, and D16F engines.

Contents• “Special Tools” page 2• “ Injector, Aftertreatment, Clean” page 3

Note: Information is subject to change without notice.Illustrations are used for reference only and can differ slightly from the actual vehiclebeing serviced. However, key components addressed in this information arerepresented as accurately as possible.

PV776-20131972 USA28541.ihval

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Service Bulletin 12.2007 258 50 2(10)

ToolsSpecial ToolsFor special tools ordering instructions, refer to ToolsInformation, group 08.

W0001795

W2004191

9996049Coolant Drain Hose

DBT2V700Coolant Extractor

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Service Bulletin 12.2007 258 50 3(10)

Service Procedures2589-11-02-02

Injector, Aftertreatment, Clean

You must read and understand the precautions andguidelines in Service Information, group 20, "GeneralSafety Practices, Engine" before performing thisprocedure. If you are not properly trained and certifiedin this procedure, ask your supervisor for trainingbefore you perform it.

Special tools: 9996049, DBT2V700

Removal1Apply the parking brake and place the shift leverin neutral.

2

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Remove all cables from ground (negative) batteryterminals to prevent personal injury from electrical shock.

3Connect coolant extraction tool DBT2V700 to the drainfitting at the bottom of the radiator. Drain the coolant.

Note: An alternative method is to use drain hose9996049 to drain coolant into an approved container.

DBT2V700, 9996049

4Remove inner splash guard as an assembly.

Note: Some models may be equipped with fenderextenders, attached to the inner splash guard. Removethese as an assembly.

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Service Bulletin 12.2007 258 50 4(10)

5

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Disconnect the aftertreatment injector fuel supply line.Collect any residual fuel that might be in the fuel linein a suitable container.

6

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Disconnect both the coolant inlet and outlet lines from theaftertreatment fuel injector fittings.

7Disconnect the aftertreatment fuel injector wiring harnessconnector. Remove all the clips and tie straps to allow theharness to hang free.

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Service Bulletin 12.2007 258 50 5(10)

8

W2005766

Remove the aftertreatment fuel injector mounting boltsand spacers, and remove the injector from the diffuserpipe (which attaches to the turbocharger outlet).

9

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Remove and discard the high-temperature gasket andsteel plate gasket from the bottom of the injector.

10Plug the coolant ports to prevent any cleaning solutionfrom damaging the O-rings internal to the injector.

Note: Solution is not compatible with the O-rings.

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Service Bulletin 12.2007 258 50 6(10)

11

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Spray the aftertreatment fuel injector tip with carburetorcleaning solution and then soak the injector tip for 5–10minutes by filling the cavity or soaking it in a pan ofcarburetor cleaning solution.

12

W2005977

Brush off the carbon deposits by using a stiff nylon brush.

13

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Use a plastic dental pick to clean the tip as shown.

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Service Bulletin 12.2007 258 50 7(10)

14

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Spray the tip of the injector with fresh carburetor cleaningsolution and soak the injector tip in fresh solution for anadditional 5–10 minutes.

15Repeat the previous step if necessary.

Installation1

W2005765

Install a new high-temperature gasket and steel plategasket onto the bottom of the aftertreatment fuel injector.

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Service Bulletin 12.2007 258 50 8(10)

2

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Apply high-temperature nickel-graphite anti-seizecompound to the injector mounting bolt threads and insertthe bolts into the spacers. Position the injector onto thediffuser pipe (which attaches to the turbocharger outlet)and hand start the bolts with spacers.

3

W2005767

Secure the injector mounting bolts. Torque-tightenthe bolts to specification.

4Reconnect the aftertreatment fuel injector wiring harnessconnector. Secure the injector wiring harness withclips and tie straps.

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Service Bulletin 12.2007 258 50 9(10)

5

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Reconnect both coolant lines to the aftertreatment fuelinjector fittings and tighten to secure.

6

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Connect the aftertreatment injector fuel supply line andtighten to secure. Install the clamp bracket and tightenthe screw.

7Fill the engine cooling system with the recommendedcoolant using the coolant extractor.

DBT2V700

8Install the inner splash guard assembly.

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Service Bulletin 12.2007 258 50 10(10)

9

W2003815

Install all previously removed cables to the ground(negative) battery terminals.

10Perform Aftertreatment Injector Adaptive Factor Resetwith VCADS/Tech Tool.

11Start the engine, check for leaks and proper operation.After shutdown, replenish fluids as necessary.