Checking Egr System (With Diagmaster); Checking Egr System (With Diag- Master) - Kubota D1803-CR-E4 Workshop Manual

3. MAINTENANCE
(1) Pin gauge
(2) Filter comp (DPF)
(A) Exhaust gas inlet side
(B) Exhaust gas outlet side
(C) Accumulated ash
• Select a metal pin gauge (1) having a wire
size slightly thinner than the cell width.
Diameter
Pin gauge (1)
Length
• When the pin gauge (1) is inserted into the
cell hole, insert it by lightly tapping on the
gauge end with a finger tip.
• If the pin gauge (1) is forcibly pushed in, the
pin pierces through the accumulated ash (C)
and it cannot be measured accurately.
So be careful not to push the pin forcibly.
9.5 Checking EGR system (with
Diagmaster)
Tools required
• Laptop computer (Diagmaster (software) installed)
• Interface (DST-i)
1. Connect the diagnosis tool.
2. Start "Diagmaster", then click the [Active Test]
button (1) from the project window.
3. Select the "Exhaust Gas Recirculation (EGR) Valve
ON/OFF Function"
[proceed] button (3).
3-24
(D) Actual cell depth
(E) Accumulated ash depth
(F) Cell depth
0.60 to 0.80 mm
0.024 to 0.031 in.
150 mm
5.91 in.
item (2), then click the
D1803-CR-E4,D1803-CR-TE4,D1803-CR-TIE4,V2403-CR-E4,V2403-CR-TE4,V2403-CR-TE4BG,V2403-CR-TIE4
CHECK AND MAINTENANCE
9.Check points of every 3000 hours
(1) Active Test button
(2) Exhaust Gas Recirculation
(EGR) Valve ON/OFF Func-
tion item
4. Select the "#EGR Valve ON/OFF Function" (7) from
the "select signal group" (8).
5. Select the "number of graph" (6).
6. Click the [Start Active Test] button (4), then click
the [OK] button (5).
(4) Start Active Test button
(5) OK button
(6) Number of graph
(7) #EGR Valve ON/OFF Func-
tion
(3) Proceed button
(8) Select signal group
KiSC issued 12, 2018 A