Doosan D55C-5 - Inspection

D439E Service Manual 4. Fuel system
178
Inspection
Check Sheet of Engine ECU Pin
Input/output signal
Pin
NO.
Check items Condition
Type
LEVEL
(normal → operating)
Remarks
1 NA
2 NA
3 NA
4 NA
5 Battery (+) via fuse (A) IG. ON DC Battery voltage
6 Battery (+) via fuse (A) IG. ON DC Battery voltage
7 Battery (+) via fuse (A) IG. ON DC Battery voltage
8 NA
9 Engine speed signal Engine drive Pulse
10 NA
11 NA
12 NA
13 NA
14 NA
15 NA
16 -
17 -
18 NA
19 Trouble diagnosis K-LINE Analogue Communication signal
20 NA
IG. ON(idle) Analogue 0.6V ~ 0.85V
21
Accelerator pedal position
sensor 1 signal
IG. ON(WOT) Analogue 3.75V ~ 3.95V
IG. ON(idle) Analogue 0.6V ~ 0.85V
22
Accelerator pedal position
sensor 2 signal
IG. ON(WOT) Analogue 3.75V ~ 3.95V
23 NA
24 NA
25 NA
26 NA
27 NA
28 ECU CASE ground DC Below 0.5V
29 NA