Detroit GHG17 Engine Diesel Exhaust Fluid Quality Test

Detroit GHG17 Diesel Exhaust Fluid (DEF) Quantity Test will check that the correct amount of DEF fluid is delivered in a certain period of time. A fault code will normally accompany this procedure.

 

Related Contents:

2024.06 Detroit Diesel Diagnostic Link DDDL 8.20 8.09 Free Download

JPRO DLA+ 2.0 Adapter

NEXIQ USB Link Adapter

 

 

Note : Using Detroit DiagnosticLink 8.19:

A properly operating system will deliver between 108 and 132mL of DEF once the test has completed.

New doser bolts and gasket are required after running this procedure.

 

Test as follows:

1 Remove the vehicle side fairing to gain better access to the dosing unit.

2 Remove the three bolts securing the DEF dosing unit to the mounting plate and discard bolts. Do not disconnect the DEF lines or electrical connector.

3 Use the graduated cylinder from DEF kit W060589001900 to measure the DEF dispensed during the test.

4 Place the doser on top of the graduated cylinder with the nozzle facing downward into the cylinder.

 

5 Turn the ignition ON (key ON, engine OFF).

6 Connect to DiagnosticLink®.

7 From “Actions” drop-down menu, select “Aftertreatment”, then “DEF Quantity Test.”

8 Click the “Start” button to begin the “DEF Quantity Test.”

9 The test will run for four minutes; once completed, verify the amount of DEF dispensed.

More repair cases for Detroit Diesel engines,please refer to:Detroit Diesel Engine Repair