Information injection-pump assembly
ZEXEL
101481-9030
1014819030
NISSAN-DIESEL
16700S9401
16700s9401
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Removal Procedure
Illustration 4 g06465824When Diesel Exhaust Fluid (DEF) lines from the DEF injectors are removed for service, there is a possibility of small DEF quantity to be spilled over the DEF injector body.DEF forms a white, crystalline residue when allowed to dry. This reside can prevent proper sealing of the fittings when the hose is reinstalled. Refer to Illustration 4.DEF Hose Removal Procedure
After the engine is shut off, ensure that the purge cycle is completed before performing the procedure.
Illustration 5 g06465825
Push the hose fitting toward the tube to relieve the force on the hose fitting. Refer to Illustration 5.
Illustration 6 g06465826
Press and hold down the retainer clip button and pull the hose fitting off tube. Refer to Illustration 6.
Illustration 7 g06465828
If hose fitting fails to release, place a compressed air nozzle up against gaps "A" and "B" and blow out dirt and debris for a few seconds on each gap Refer to Illustration 7. Then repeat steps 2 and 3.DEF Hose Cleaning Procedure
Illustration 8 g06465829
DEF and other debris will interfere with the fitting functionality and will prevent sealing of the connector interface. Refer to Illustration 8.
Illustration 9 g06465830
Soak the hose end in distilled water for about a minute. Refer to Illustration 9.
Illustration 10 g06465831
Gently shake the hose dry. Refer to Illustration 10.
Do not use wipes or cloth to wipe the connector. This could introduce fibers into the DEF system and cause DEF pump or DEF injector error codes.DEF Hose Inspection Procedure
Illustration 11 g06465835
Push the end of the retainer clip (D1). Refer to Illustration 11.
Illustration 12 g06465838
Release the force on the clip (D2) to ensure that the clip travels freely. Refer to Illustration 12.
If clip does not travel freely, repeat the DEF hose cleaning procedure.
If clip does not travel freely after two or more cleaning attempts, the clip is damaged and the hose has to be replaced.Installation Procedure of DEF Hose Assembly
Illustration 13 g06465839
Rinse the DEF injector body with distilled water with the electrical connector connected to the injector. Refer to Illustration 13.
Illustration 14 g06465841
Insert the hose into the injector fitting until the retainer clip snaps into place and the tube comes to a stop. Refer to Illustration 14.
Illustration 15 g06465842
Hold the molded portion of the hose and pull away from the injector to ensure it is fully seated and locked in place. Refer to Illustration 15.
If hose does not lock in place and pulls out, the hose end connection or clip has been damaged. Replace the DEF line.
Illustration 4 g06465824When Diesel Exhaust Fluid (DEF) lines from the DEF injectors are removed for service, there is a possibility of small DEF quantity to be spilled over the DEF injector body.DEF forms a white, crystalline residue when allowed to dry. This reside can prevent proper sealing of the fittings when the hose is reinstalled. Refer to Illustration 4.DEF Hose Removal Procedure
After the engine is shut off, ensure that the purge cycle is completed before performing the procedure.
Illustration 5 g06465825
Push the hose fitting toward the tube to relieve the force on the hose fitting. Refer to Illustration 5.
Illustration 6 g06465826
Press and hold down the retainer clip button and pull the hose fitting off tube. Refer to Illustration 6.
Illustration 7 g06465828
If hose fitting fails to release, place a compressed air nozzle up against gaps "A" and "B" and blow out dirt and debris for a few seconds on each gap Refer to Illustration 7. Then repeat steps 2 and 3.DEF Hose Cleaning Procedure
Illustration 8 g06465829
DEF and other debris will interfere with the fitting functionality and will prevent sealing of the connector interface. Refer to Illustration 8.
Illustration 9 g06465830
Soak the hose end in distilled water for about a minute. Refer to Illustration 9.
Illustration 10 g06465831
Gently shake the hose dry. Refer to Illustration 10.
Do not use wipes or cloth to wipe the connector. This could introduce fibers into the DEF system and cause DEF pump or DEF injector error codes.DEF Hose Inspection Procedure
Illustration 11 g06465835
Push the end of the retainer clip (D1). Refer to Illustration 11.
Illustration 12 g06465838
Release the force on the clip (D2) to ensure that the clip travels freely. Refer to Illustration 12.
If clip does not travel freely, repeat the DEF hose cleaning procedure.
If clip does not travel freely after two or more cleaning attempts, the clip is damaged and the hose has to be replaced.Installation Procedure of DEF Hose Assembly
Illustration 13 g06465839
Rinse the DEF injector body with distilled water with the electrical connector connected to the injector. Refer to Illustration 13.
Illustration 14 g06465841
Insert the hose into the injector fitting until the retainer clip snaps into place and the tube comes to a stop. Refer to Illustration 14.
Illustration 15 g06465842
Hold the molded portion of the hose and pull away from the injector to ensure it is fully seated and locked in place. Refer to Illustration 15.
If hose does not lock in place and pulls out, the hose end connection or clip has been damaged. Replace the DEF line.